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词汇 sharp
释义

Definition of sharp in English:

sharp

adjective ʃɑːpʃɑrp

  • 1(of an object) having an edge or point that is able to cut or pierce something.

    锋利的，尖利的

    cut the cake with a very sharp knife

    用锋利的小刀切蛋糕。

    keep tools sharp

    使工具保持锋利。

    Example sentencesExamples
    • Her fingernails grew long and sharp, able to pierce the skin of a creature in a matter of seconds.
    • Upon his mighty paws, which resembled large, furry, human hands, were claws sharp as razors and unbreakable as the most finally crafted swords.
    • The sharp, tapered tip is used to pierce and thread smaller cuts without damaging its appearance.
    • The bottom of the actuating rod has a sharp point, which pierces the gas cylinder release valve.
    • Craftsmen use a stainless steel knife, with a sharp edge and triangular blade, to cut rough shapes in the coir.
    • Looking around, she found a sharp strong piece of wood.
    • She cried out in pain; it felt like sharp knives were piercing her.
    • Four sharp claws protruded from the creature's feet as well.
    • Use sharp shears, and make each cut just beyond a side branch and just outside the branch bark ridges; don't leave stubs.
    • Right from the start it seemed as if Harris' entire political staff were hunting through the legislative library armed only with red pencils and sharp scissors.
    • A stone is used for ‘honing’ which means putting a sharp edge on your knife.
    • Five sharp, bendable claws protruded from each of the hands and feet.
    • We smiled at them and each other as sharp bits of jeep pierced our civilization-softened bodies.
    • Use sharp scissors to limit fabric movement when cutting.
    • As soon as she touched it, she felt a sharp splinter pierce her thumb.
    • Use sharp tools no matter what type of plant you're pruning.
    • He gave her a sickening smile and then his lips drew back to reveal his long sharp glistening fangs.
    • She fell on to her side, not caring about the sharp rocks piercing her thin side.
    • There was nothing in the teepee sharp enough to use as a cutting tool.
    • Their sharp weapons had pierced his sweet heart, and he had fallen at her side.
    Synonyms
    keen, sharp-edged, razor-sharp, razor-edged
    sharpened, honed, whetted
    serrated, knife-like, cutting, edged
    rare acute
    1. 1.1 Tapering to a point or edge.
      尖的；有突边的
      a sharp pencil

      尖尖的铅笔。

      her face was thin and her nose sharp

      她脸瘦鼻子尖。

      Example sentencesExamples
      • They must have used a very sharp pencil to draw that one up.
      • The unguals are curved and taper to a sharp point, indicating that the digits terminated in distinct claws.
      • He had a tattoo across his lower back; it said ‘Shooter’ in sharp, pointy black letters.
      • Is the form of his nose sharp, melancholy, or refined?
      • These spicules are up to 0.03 mm in diameter and taper to sharp tips.
      • Despite picking the widest route, the travellers found their clothes being snagged on sharp twigs, and they grazed their knees on passing tree trunks more than once.
      • Jen grinned and she tapped her sharp pencil on the piece of paper.
      • And then she took a sharp pencil and began making light, very fine lines.
      • If you want to succeed in finance, you need a sharp mind - and a sharp pencil.
      • The long robe drapes over the front of the throne, falling in pleats that taper to sharp points along the hem.
      • She believed that she got the lead poisoning when a sharp pencil was poked into her cheek.
      • I took out a sharp pencil and began to fill in the grades.
      • Then, with a felt-tipped pen or sharp pencil, mark the lag screw holes that were drilled in the ledger on the wail.
      Synonyms
      pointed, tapering, tapered, needle-like, spiky
      informal pointy
      technical acicular, lanceolate, acuminate, subulate, mucronate, aculeate
      rare cuspidate, cusped, conoid
    2. 1.2 (of sand or gravel) composed of angular grains.
      （沙子，沙砾）由尖颗粒组成的
      Example sentencesExamples
      • The principle consists simply of a smooth flat blade of soft iron, set in a frame and fed with sharp sand and water.
      • This may be mixed with sharp sand, which will encourage the finer grasses.
      • Or remove the concrete and lay old bricks on a mixture of sharp sand and earth.
      • To discourage voles or gophers, add a handful of sharp gravel to the planting hole or plant bulbs in wire or fabric baskets.
      • The crushing also produced a sharp sand with angular grains that made it far preferable as a bonding agent in mortar.
      • This time it was six bags of sharp sand delivered by Mr Thin.
      • Sprinkle fine, sharp gravel around each bulb to discourage voles.
      • Dig a trench with one straight side and put a mix of sharp sand and compost in the bottom to aid drainage, making the trench deep enough to allow two thirds of the cutting to be buried.
      • Or you may set your plant in sharp sand, and mix some lime with the soil which you replace.
      • To improve drainage without sacrificing nutrients, add sharp sand or perlite to a good sterilized compost-based mix.
      • He had insisted on best quality sharp sand, but even then it was a lot of money to pay.
      • Dig a v-shaped trench with a sloping side and a straight side and line it with sharp sand to help with drainage.
      • Top dress with sharp sand to improve the drainage.
      • The seventh platform was covered in loose and sharp gravel.
      • I do, however, always add 25% sharp grit to all the composts to help with drainage and pot stability.
      • Start by adding plenty of sharp sand to your rosemary bed.
      • The material used is a mixture of cement, sharp sand and crushed rock or pebbles.
      • Add a little sharp sand to improve drainage if your soil tends to hold water.
      • Take pencil-thick cuttings, about nine inches long, and plunge them outside to a depth of six inches in a trench lined with sharp sand.
      • The farm deals in soft and sharp sand and gravel.

  • 2Producing a sudden, piercing physical sensation or effect.

    急剧的；尖刺的

    I suddenly felt a sharp pain in my back

    我突然感觉到背部剧痛。

    Example sentencesExamples
    • She also experienced a sharp pain and burning sensation in her right elbow and a tingling sensation in her right hand and fingers.
    • He suddenly felt a sharp pain in the side of his head.
    • These involuntary contractions can be either dull or sharp and intense.
    • I suddenly felt a sharp pang of pain thrust through my stomach.
    • A sharp piercing pain struck right through her stomach and, like a deadly plague, spread out through her body.
    • If you have osteoporosis, the first warning sign might be a sudden sharp pain in your back that seems to have come on for no reason.
    • OK, it was the same type of shock, just a sharp shock, a sensation that went up my arm to the elbow.
    • I glowered at him, feeling the sharp sensation at having made contact with his cheek so firmly.
    • A sharp and sudden pain in his left shoulder made him drop the man.
    • Suddenly a sharp jolt of pain rang through my entire system as I opened my eyes.
    • He slowly got up and breathed in the new day, filled with anticipation for this afternoon, but all of a sudden was struck with a sharp pain in his chest.
    • All of a sudden, I felt a sharp pain in my back, as if I had fallen on a hot needle.
    • A sudden, sharp pain in his side prompted him to double over.
    • Seek immediate medical attention if you experience a sudden, sharp pain in the upper left side of your abdomen.
    • Call the doctor right away if your child has sudden, sharp stomach pain that will not go away.
    • I gingerly moved to sit up, but a sharp pain shot through my body.
    • It's often accompanied by abdominal pain - either mild and dull or sharp and intense.
    • To top it all a niggling pain gave off a sharp, burning sensation in the bottom of her stomach.
    • There were sharp pains, and sudden dizziness, and then profuse bleedings at the pores, with dissolution.
    • He poured her some unknown liquid and she drank it immediately - the sharp sensation of alcohol sent a pleasant burn down her throat.
    Synonyms
    excruciating, agonizing, intense, violent, piercing, stabbing, shooting, stinging, severe, acute, keen, fierce, searing
    exquisite
    1. 2.1 (of a food, taste, or smell) acidic and intense.
      （食物、口味或气味）刺激的；浓烈的
      fresh goats' milk cheese has a slightly sharper flavour than fromage frais

      新鲜山羊奶酪比起酸奶酪味道要浓一点。

      Example sentencesExamples
      • I walk out and am immediately assaulted by a sharp smell in the air.
      • Maybe you dream of me - the sharp taste of my tears, scent of my hair.
      • All of these Asian greens are tender and succulent, but flavors vary from mild and clean to sharp and peppery.
      • It's a very strong and sharp cheese, and it has tiny holes in it.
      • The sweetness of the raisins and ricotta balanced the otherwise sharp taste of the chard, and the pinenuts offered a nice textural change.
      • Sansho is used in Japanese cooking to add a sharp note to fatty foods, eels for example.
      • The sharp smell of medication and antiseptic replaced the cigarette and coffee smell of this small room.
      • For a medium flavor, six months is required, while a sharp taste takes even longer.
      • It had the sharp taste lemon tart should have but was not easy to cut on a saucer!
      • Then she smelt the sharp tang of sulphur again and turned back.
      • She felt her determination melt away as the doctor swabbed her wrist with the disinfectant, the sharp smell tickling her nose.
      • The original recipe suggests gruyère cheese, but I don't like that much and opted for a sharp English cheddar instead.
      • It smells like a lime, and has a very sharp taste.
      • I often go to goat farms in the area to select the deliciously sour and sharp cheese in all its different varieties.
      • It gave off an unfamiliar sharp smell, and all the adults around me crunched into each stalk with gusto.
      • The sharp taste of salt and alkaline was tangy on my lips.
      • Her right ankle throbbed steadily and the smell of sharp herbs was coming from somewhere close.
      • Sitting there silently for a while I took in the view of the ocean, and the salt air that carried with it the sharp smell of cut grass.
      • She could sense his disbelief and excitement at her suggestions, mingling with the smell of his blood, adding a sharp tang much like a spice on food.
      • These materials both have a sharp smell, tangy taste, and are irritating to skin in large concentrations.
      Synonyms
      tangy, piquant, strong
      acidic, acid, acidy, sour, tart, vinegary, pungent, bitter
      North American acerb
      rare acidulous, acetic, acetous
      acrid, burning, pungent
    2. 2.2 (of a sound) sudden and penetrating.
      （声音）刺耳的
      there was a sharp crack of thunder

      突然响起一声震耳欲聋的雷声。

      Example sentencesExamples
      • There was a crack of sharp thunder as the bullets plunged from their silver caves, and a shower of shells fell to the ground simultaneously.
      • When sharp sirens pierced rent the night air, the two thugs scrambled to standing positions and then ran off, disappearing into the night.
      • Eventually, there was a sharp whistle and the boys looked around at the whistler.
      • All in all, not much got done until Mikhail's aunt Meredith came in and silenced them all with a sharp whistle.
      • She had just rolled over and began to dream of something else when she heard the sharp sound of breaking glass.
      • When Debbie entered the tiny white room, the sharp click of her too-high heels shattered the almost-silence.
      • The pup stopped in front of him, and gave a sharp bark.
      • The wolf gave a sharp bark and motioned towards the exit.
      • As copious steam clouds and sharp hoots pierce the morning calm, an air of excitement and expectation is palpable among those who have got into the coaches.
      • The sharp clang of metal on metal echoed throughout the arena.
      • A sharp click sounded in her ears, but she was too busy to notice.
      • He heard the sharp bark of a dog moments before the bang of pistol fire.
      • The sharp sound was so sudden that the horses nearest to him jumped and wouldn't settle down for at least five minutes.
      • A sharp whistle from the house brought the men up short.
      • The gun itself barely moves, and the sharp sound of the report echoes through surrounding hills and dies away.
      • The sharp sound of boot heels came from far away, approaching their barracks like some grim reaper, come to harvest their humiliation.
      • The loud, sharp noise of the door closing confirmed that.
      • A short, sharp bark of command and they were gone.
      • At times, sharp clicks and bubbles of noise will suddenly bulge to the top before disappearing back into the fray.
      • There was a sharp clatter when Mrs. Jones banged the pan with her spatula as she whipped around to face them.
      Synonyms
      loud, piercing, shrill, high-pitched, high, penetrating, harsh, strident
      ear-splitting, deafening, thunderous, booming, head-splitting
    3. 2.3 (of words or a speaker) critical or hurtful.
      （言辞，说话者）刻薄的；辛辣的
      she feared his sharp tongue

      她害怕他说话尖刻。

      he could be very sharp with her
      Example sentencesExamples
      • The organisers of the event came in for sharp words by the eager fans.
      • Nearly all of them contain sharp words for the president.
      • I could still hear his sharp words: Why didn't he protect himself?
      • Fervently, she shook her head at each accusation he made, holding her hands over her ears in hope of blocking out such hurtful and sharp words.
      • She was still concerned about the exchange of sharp words between the men.
      • Another is to replace the sharp words with words of encouragement or at least something neutral.
      • Her words were sharp and I felt them cut into each piece of my shattered heart.
      • Seemingly confident just a few weeks ago, she is now prone to utter sharp words about her critics in public.
      • But then he remembered that he'd blown that all away with a few sharp words.
      • Her words were sharp and hurtful and more than anything he knew now that he had been wrong to think she had some decency in her to start with.
      • She said a few sharp words, which the boy returned with a fallen face.
      • Mordechai spoke his sharp words not to her, but to posterity.
      • It might take a little persuasion and there might be a few sharp words exchanged but that was usually the height of it.
      • Desiree bit her tongue, for she felt like showering the mysterious knight with sharp words.
      • I've never known a holiday to be spoiled, or even darkened, by an argument, by tensions that crackle and erupt in sharp words.
      • She felt out of place and in danger, but told herself that she was a lady of the court and with her sharp words and authority, she could defend herself.
      • I'd left then, biting back my sharp words about how he could probably have afforded a proper grave for her if he didn't spend so much money in the tavern.
      • Yesterday, I exchanged sharp words with an old friend online.
      • Then he stalked off the field after a sharp word from the coach.
      • An elderly, well-dressed lady spoke in sharp tones to the pair, both of whom looked towards me and became silent.
      Synonyms
      harsh, bitter, hard, cutting, scathing, caustic, biting, barbed, trenchant, mordant, acrimonious, acerbic, tart, acid, sarcastic, sardonic, ill-tempered, spiteful, venomous, malicious, vitriolic, vicious, hurtful, nasty, unkind, severe, cruel, wounding, abusive
      curt, brusque, abrasive
      North American acerb
      informal bitchy, catty
      rare mordacious, acidulous
    4. 2.4 (of an emotion or experience) felt acutely or intensely; painful.
      （情感，经历）剧烈的；强烈的；痛苦的
      her sharp disappointment was tinged with embarrassment

      她极其失望中又略带尴尬。

      Example sentencesExamples
      • The disappointments are sharp, but the possibilities are endless.
      • They remember the sharp fear of unwanted pregnancies.
      • As her mind unravels we experience sudden images of sharp terror.
      • My feelings of disappointment were sharp, but soon the intifada was over.
      • I felt a sharp hope rising in me and I quelled it immediately.
      • She got out of the shower lazily, and had a sharp feeling in her stomach that something would happen today.
      • There's a short, sharp thrill about it, and we only have a band on for half an hour, so it doesn't take up a large chunk of the night if people don't like it.
      • Sometimes the cooks got confused and served it two weeks in a row, which was a sharp disappointment.
      Synonyms
      intense, acute, keen, strong, bitter, fierce, searing, piercing, heartfelt, very great, overpowering

  • 3Distinct in outline or detail; clearly defined.

    轮廓清晰的；细节清楚的；明确的

    the job was a sharp contrast from her past life

    这项工作与她过去生活形成鲜明对比。

    the scene was as sharp and clear in his mind as a film

    这一幕就像电影一样，清晰地印在他的脑海里。

    Example sentencesExamples
    • But - in sharp contrast - Reuters has stuck to a distinctive approach for decades.
    • Despite their pervasiveness, lanning clearly shows that such sharp distinctions cannot be maintained.
    • These sharp, panoramic, full-color pictures provided fodder for a third Nature report.
    • Fully depress the button and the camera will have recorded the sharp shot of the couple you wanted.
    • The colors all appear clearly defined and sharp while the black levels are solid and well saturated.
    • It is for the most part a very good transfer, with sharp contrasts and excellent details.
    • If you want only the subject sharp, use a wide aperture.
    • Clearly a sharp distinction must be drawn between means of production ordinarily conceived, and entrepreneurship.
    • He doesn't bother getting involved in details - he lays out a sharp contrast.
    • The sharp detail and good contrast control offer a good look at the few interesting things that happen in the mostly darkened production.
    • The image is black-and-white with strong contrast and sharp detail.
    • The black-and-white image is stable with beautiful contrast and sharp detail.
    • It's a great feeling to define in sharp crisp outlines what you believe in, and what you stand against.
    • The picture is so sharp you cannot see any individual pixels.
    • Detail is sharp and clear, contrast is nicely managed, and deep black levels make this pleasing to behold - visually.
    • The image is sharp and well defined without any imperfections.
    • At about noon, the city loomed before, the big black stone walls making a sharp contrast against the clear blue of the sky.
    • In contrast, there are in Chile very sharp accent distinctions among the different social classes.
    • This is a recent production, and as such, the colors are well balanced and the picture sharp.
    • Birth to three months - newborn babies can't see particularly well, but they do like to look at faces and distinct patterns with sharp outlines.
    Synonyms
    distinct, clear-cut, clear, well defined, well focused, crisp
    stark
    obvious, marked, definite, pronounced, evident, manifest

  • 4(of an action or change) sudden and marked.

    （行动，变化）突然的；明显的

    there was a sharp increase in interest rates

    利率陡然上升。

    he heard her sharp intake of breath

    他听见她急速的吸气声。

    Example sentencesExamples
    • Girls' education has particularly suffered, and the UN has noted a sharp decline in female literacy.
    • Such a return, given low interest rates, contributed to a sharp increase in his deferred savings in recent years.
    • I have been away for three years and was struck by the sharp change in tone and perceptions.
    • In the short term, it must also be noted that the sharp reduction in air travel in the US is going to benefit inventories which were already exceptionally high.
    • Back in the 1980s the figure was believed to be in the region of €4 billion during the sharp economic slowdown.
    • Individual chronologies were used to study the frequencies of sharp increases and decreases in growth.
    • So when the 1980s came along, there is a sharp decline in commodity prices and a sharp increase in real interest rates.
    • Those sharp dips mainly reflected the pace of technological progress and faster productivity growth.
    • The traditional short-covering by speculators that usually followed a sharp downward movement was no longer present to instill some recovery.
    • According to their calculations, neither global sea level rise nor faster melting of glacial ice could have produced such a sharp change.
    • The decline was due to weaker current business conditions which reversed a sharp increase in July.
    • But plans for the repairs and redevelopment work have been put on a slow burner by the government as a result of the sharp economic downturn.
    • Monday's sharp stock market plunge and uncertain world events may have you longing for a secure place to stash your savings.
    • By a ‘currency crisis’ he means a sharp change in the value of the US dollar that would hurt the economy as a whole.
    • The capital encountered severe drought this year due to a sharp decrease in rainfall.
    • The plunge in profits and sudden sharp increase in the burden of debt are, of course, leading symptoms of a depression.
    • Exports have been hit also because of the sudden and sharp increase in the value of the euro against the dollar and, most importantly, against sterling.
    • It notes the sharp decline in voter participation - but also the increased politicisation that is taking place in society.
    • Human maturation is a gradual process, a continuum rather than a sharp change.
    • Thus, after an expansion has been in progress for some time, an event that is not of unusual size or duration can trigger a sharp financial reaction.
    Synonyms
    sudden, abrupt, rapid
    steep, precipitous, precipitate
    1. 4.1 (of a bend, angle, or turn) making a sudden change of direction.
      （弯处、角度或转弯）突然转向的
      the bus creaked round a sharp hairpin bend

      公共汽车嘎吱嘎吱地拐过了一个U形急转弯。

      Example sentencesExamples
      • He lay sprawled on the tiles, his arms and legs bent at sharp angles.
      • One of his gossamer wings had been snapped off and the other was bent at a sharp angle, the many broken nerves causing it to twitch feebly.
      • Now was time to use my new toy, the strip heater, since I needed a nice straight line bent at a sharp angle.
      • Indianapolis, of course, has the long straightaways, and sharp turns.
      • Images of dissected tendon taken under the light microscope show that fibrils can sustain sharp bends or kinks along their length.
      • The family in the other car were arriving for lunch just as we were leaving, and it was a stroke of extraordinary bad luck that we should have met on a sharp bend, the only one in an otherwise straight road.
      • The culminating crisis resolves itself as a muddle-through, a bend rather than a sharp turn in the road.
      • They would travel in one direction for a while and then curve back in a very sharp turn in another direction.
      • He talked smoothly while doing sharp turns round the corners.
      • So I turned the car around, went back on myself to before the sharp bend and then turned the car round again so I was facing the way of my original direction before I saw the lights.
      • With no avail, she took a sharp turn, and bolted in the other direction.
      • They would travel in one direction for a while before curving back in a very sharp turn to another direction.
      • Turning a very sharp bend of what seemed like a U-turn, I only caught a passing glimpse of it.
      • Yesterday in our morning walk we turned a sharp bend in the road and walked into a cloud of fledgling barn swallows and their proud parents.
      • A sudden sharp turn made Tony lose his balance and hit the side of the van.
      • As he made sharp turns around corners, he couldn't help but wonder why the guy was chasing him over an apple.
      • I had completed the sharp bend and it appeared before me, that barely visible path I was to take.
      • A smooth, curved bedline is much easier to mow around than one with a lot of sharp angles and corners.
      • Every few yards the hall took a sharp turn and branched off in so many directions that it was impossible to know where you were.
      • There are straight stretches and sharp bends and that is why there are so many fatalities on that road.
      Synonyms
      hairpin, tight, angular

  • 5Having or showing speed of perception, comprehension, or response.

    敏锐的；敏捷的；机智的

    her sharp eyes missed nothing

    什么东西都逃脱不了她那双敏锐的眼睛。

    his old mind was not so sharp as it once was

    他岁数大了，头脑不如原先敏捷了。

    Example sentencesExamples
    • But everyone else was also entering into dangerous enemy territory, so Cat and her comrades had to stay sharp or else get left behind.
    • Competition is a good excuse to get your guns working and keep your eye sharp.
    • He couldn't see, true, but they didn't know about how sharp his hearing was.
    • He had to keep his mind sharp to focus on the problem at hand.
    • He misses little, his sharp eyes sweeping up and down whatever street or room he enters, taking everything in.
    • Pick it up, flip through it, dip into the story at any point and you will come away better informed and surprisingly entertained by his sharp mind and punk sense of humour.
    • For his self-awareness is acute and his sense of humour is sharp.
    • I've never worked with someone who is so perceptive, sharp and wise.
    • Rigel is looking ominously sharp now and his speed around the court is making it difficult for me to find a winner.
    • No matter how sharp you are at 70 or 80 years old, there is a slowing down.
    • Nutrients fight diseases of the heart, help prevent cancer and even keep the brain sharp.
    • Jen seems intent on keeping her mind sharp; every night, after practice, she takes out the books from her locker and works on some maths or suchlike.
    • It's probably good to keep some of the nonverbal aspects of my mind sharp.
    • He is renowned as a canny strategist and has a sharp economic mind, but his dictatorial approach and suppression of human rights worries many.
    • I like to do logic problems to keep my mind sharp.
    • If you have the right background and are sharp, witty and perceptive, we would like to hear from you.
    • With his peroxide head bowed, eyes closed, the old man feels his way forward, bandy legs shuffling, shoulders stooped, senses bat sharp, as keen as razor wire.
    • She keeps her stand-up sharp by hitting the Provincetown comedy circuit every summer.
    • Quick intervention begins with keen sensitivity and sharp observation.
    • It transcends its soap-opera instincts thanks to the bright humour and sharp observations of the script.
    Synonyms
    keen, perceptive, observant, acute, sharp-sighted, beady, hawklike
    perceptive, discerning, percipient, perspicacious, penetrative, piercing, penetrating, discriminating, sensitive, incisive, keen, keen-witted, acute, sharp-witted, quick, quick-witted, clever, shrewd, astute, intelligent, intuitive, bright, agile, nimble, nimble-witted, alert, quick off the mark, ready, apt, fine, finely honed, rapier-like, probing, searching, insightful, knowing
    informal smart, on the ball, quick on the uptake, not missing a trick, savvy, with all one's wits about one, downy, genius
    British informal suss, knowing how many beans make five
    Scottish &amp Northern English informal pawky
    North American informal cute, heads-up, whip-smart
    rare long-headed, argute
    1. 5.1 Quick to take advantage, especially in an unscrupulous or dishonest way.
      精明的；诡诈的；不诚实的
      Paul's a sharp operator

      保罗是个狡诈的江湖骗子。

      Example sentencesExamples
      • In reality, it was ordinary citizens and not the sharp operators who stored their wealth in banknotes.
      • As for O'Neill, he left with his reputation as a quick-witted sharp operator severely dented.
      • It's one thing if analysts are deceived by sharp operators.
      Synonyms
      clever, shrewd, canny, smart
      cunning, wily, crafty, artful, guileful, unscrupulous, dishonest
      informal slick
      British informal fly

  • 6(of musical sound) above true or normal pitch.

    （音乐声）偏高的

    Example sentencesExamples
    • In ‘musette tuning’ two reeds sound simultaneously for each note, one tuned slightly sharp, giving a tremolo effect.
    • Rebecca knew it was really cold when Jimmy took a full ten minutes to warm up from slightly flat to his usual, obnoxiously sharp pitch.
    • A note has the same name, whether it is sharp, flat or natural.
    • The sound of the clarinet, in contrast, is depicted by a sound wave that looks like the crenellations on a castle, which leads to its more closed sound, compared to the sharp note of the violin.
    • The entire musical burden is shifted to the massive chorus, while fierce sharp chords pronounce the onset of the bloody wounds.
    • I took out the tuner, and began tuning it just a smidge sharp, because I like the sound of it better that way.
    • The Quail's voice also gave rise to a number of imitative names in Britain and Ireland, which incorporate the three sharp notes.
    • Apart from a tendency of the clarinet to go a tad sharp at times this was a most enjoyable performance.
    • They can quote a flat or a sharp note from a singer in any number of recordings, give you the date and place of the recording, and they collect them all.
    • When the tip of her first finger touched it, a sharp note sang through her ears.
    1. 6.1postpositive (of a note) a semitone higher than a specified note.
      （音符）升半音的
      F sharp

      升F调。

      Example sentencesExamples
      • Also, there are many ways of producing an F sharp on a cello.
      • His annotations to this CD proudly point out the Cs, C sharps, and Ds that he must sing.
      • I wrote a few brass pieces, and my magnum opus, an orchestral epic called Life in C sharp, which displayed minimalist influences - lots of C sharps.
      • The F sharp Nocturne comes to life in a remarkable manner whilst the C sharp minor Etude also creates a palpable sense of mystery.
    2. 6.2 (of a key) having a sharp or sharps in the signature.
      （调号）带升半音号的
      Example sentencesExamples
      • The standard treble is available in B, sounding a tone below written pitch and best for flat keys, or in A, sounding a minor 3rd lower and better for sharp keys.

  • 7informal (of clothes or their wearer) smart and stylish.

    〈非正式〉（衣服，穿戴者）时髦的，笔挺的

    they were greeted by a young man in a sharp suit

    一个西装笔挺的男子迎接了他们。

    Example sentencesExamples
    • After all, he was wearing sharp clothes and seemed to be giving out the orders.
    • Scuzzily-dressed blokes will up a gear and start attiring themselves competitively with funky shirts, sharp trousers and bobby dazzlers.
    • I was so sharp in these new stylish clothes, I could cut butter, or at least turn heads.
    • Even he looked quite winsome in sharp, dark clothes and a cape behind him.
    • I recently bought a really sharp suit at the Men's Warehouse here in Philly.
    • The prospect of anti-capitalist mobilisations pushed the Swiss bankers to abandon sharp suits and dress down.
    • Before him stood a clean, young man dressed in a sharp business suit.
    • He may not have had his eyes, but he looked great, he was sharp, he was smart and women were attracted to him.
    • In the fall, a flat loafer, heavy tights, and a nice pair of trousers is a sharp look.
    • He is dapper in blazer, cane, sharp hat and regimental tie, which he wears with a tie clip.
    • The result is a translation of ordinarily masculine clothing into sharp womenswear that's feminine and sexy without flashing flesh.
    • It can be worn on a night out on the town and can add a sharp touch to any outfit.
    • I just wore sharp clothes, and whenever anyone asked who was I supposed to be, I told them and smiled.
    • Extreme heat, a lot of sweat and a dirty working environment have surely scared away many youths, who dream of working in a sharp suit in a cool office.
    • Then it was back into his sharp street clothes, to wait for a friend to pick him up to go cruising their territories.
    • He will be dressed in a sharp dinner suit, with his bow tie undone, looking suave and handsome as if he had stepped out of GQ Magazine.
    • So, would you prefer the plane you're sitting in to be flown by an algorithm or by a couple of really smart pilots in sharp uniforms?
    • Complete your look with sharp looking dressy shoes.
    • Expect sharp suits, chic outfits and a style more modern than what we've come to expect from some pop divas.
    • When you hear the word secretary, you probably think of a pretty, petite lady who wears stylish, sharp skirt outfits.
    Synonyms
    smart, stylish, fashionable, chic, modish, elegant, spruce
    informal trendy, cool, snazzy, classy, flash, snappy, natty, nifty, dressy
    North American informal kicking, kicky, tony, fly, spiffy, sassy, stylin'
    archaic trig
adverb ʃɑːpʃɑrp

  • 1Precisely (used after an expression of time)

    正（指时刻）；准时地

    the meeting starts at 7.30 sharp

    会议7：30准时开始。

    Example sentencesExamples
    • The next meeting takes place on Wednesday, May 14, at 8pm sharp and will be the annual general meeting.
    • Miraculously we were ready to leave at seven o'clock sharp each day.
    • All players are asked to be at the pitch at 7p.m. sharp.
    • At 8 p.m. sharp the Fashion Show commenced.
    • All he told me was that he would come and get me by 3: 00 PM sharp the next day.
    • The parade will come through the town at 3pm sharp with the floats gathering in ARCH at 2pm.
    • Tuesday morning, 8 sharp I was back at the hospital.
    • The school was a day school as well as a boarding school, so after five, the day pupils were allowed to return home for the night, but they must be back in school by nine sharp the next morning.
    • Not exactly the 8am sharp time they had indicated in the memo.
    Synonyms
    precisely, exactly, on the dot
    promptly, prompt, punctually, dead on, on the stroke of …
    North American informal on the button, on the nose
    Australian/New Zealand informal on the knocker

  • 2In a sudden or abrupt way.

    突然地；急剧地

    turn sharp right at the corner
    he was brought up sharp by Helen's voice

    海伦的声音使他突然打住。

    Example sentencesExamples
    • On anything other than a smooth track it would suddenly turn sharp left for no reason.
    Synonyms
    abruptly, suddenly, sharply, all of a sudden, unexpectedly, without warning

  • 3Above the true or normal pitch of musical sound.

    （音乐声）偏高地

    he heard him playing a little sharp on the high notes

    他听见他在高音上弹得略高了一些。

noun ʃɑːpʃɑrp

  • 1A musical note raised a semitone above natural pitch.

    半升音（调）

    Example sentencesExamples
    • For example, ‘Within the circle of fifths, if the key of G has one sharp, how many sharps are there in the key of D?’
    • But one day I asked Kathryn how many sharps E major had.
    • The chromatic scale includes five additional notes - the sharps and flats (black keys of a piano).
    • The nineteenth century added some mechanics to the beast to allow it some ability to play sharps and flats and to modulate, but it's still not a chromatic instrument, and since at least Wagner, music sings mainly chromatically.
    • Ex. 4 shows an octave of the chromatic scale beginning on C, notated in sharps ascending and flats descending.
    • Pitch class is the name of a tone, such as A, B, C, etc., including sharps (#) and flats (b).
    • By remembering a simple pattern one can determine the amount of sharps and flats in a major chord.
    • In this example, the given notated key is two sharps.
    • The important thing isn't anything to do with the sharps and flats, or the tricky counting.
    • His scale organizes the notes into octaves, with sharps and flats in between.
    • Starting on C major, they ascend in pitch utilizing the key signatures that employ no more than four sharps or flats.
    • Choices in successive levels expand to all notes, then sharps and flats.
    • The student begins to understand the origins of key and tonality, rather than memorizing the order of flats and sharps.
    1. 1.1 The sign ♯, indicating a sharp.
      半升音号（#）
      Example sentencesExamples
      • When you count up five letters in the alphabet, you must place a sharp or a fiat, depending on where you are in the circle.
      • The smart little thing knows how to whistle the closing melody of one of my piano concerti, though he's added a sharp on the G.
      • Chong goes so far as to indicate fingering with Arabic numbers; flats and sharps are marked by downward and upward arrows, respectively.
      • For keys with sharps, look at the last sharp in the series of sharps, and say the catch phrase ‘little step up, big step down.’

  • 2A long, sharply pointed needle used for general sewing.

    缝衣长针

    1. 2.1usually sharps A thing with a sharp edge, such as a blade or a fragment of glass.
      尖头；锋利的刀刃；玻璃碎片
      the safe disposal of sharps and clinical waste

      安全处理尖利的东西和医院废弃物。

      Example sentencesExamples
      • Secondary prevention, by contrast, refers to practices and technologies that make sharps safer, such as retractable blades and shielded hypodermic needles.
      • Never put needles or other sharps into clinical or household waste bags.
      • Needles and sharps should be counted audibly and concurrently by the scrub person and circulating nurse at the beginning of the procedure, as items are added to the field, and at the end of the procedure per the facility's policy.
      • Needles and other sharps must be placed in a puncture-proof container.
      • Many exposures result from a failure to follow Infection Control guidelines regarding the safe handling and disposal of sharps.
      • Before closing the skin incisions, perioperative team members count all sponges, sharps, and instruments and report correct counts to the surgeon.
      • Workers must be trained in safe handling techniques of livestock medical wastes, including medical sharps.
      • Three competency tools - paper, videotape, and CD-ROM - were created for safe techniques in the use of sharps for the scrub role.
      • Proper work practice controls include a no-hands procedure in handling contaminated sharps and the elimination of hand-to-hand instrument passing in the OR.
      • Fatigue, long procedures, poor lighting, confined space, and the use of various sharps and instruments make the OR one of the most hazardous hospital environments for patients and health care staff members.
      • The safest method of preventing injury from sharps on the sterile field is using the hands-free technique instead of hand-to-hand passing of needles or sharp items between the surgeon and scrub person.
      • Councils must start giving the public clear information on what to do if they find a needle and offer staff training on how to safely remove sharps.
      • Primary prevention techniques eliminate the need to introduce sharps into the workplace, thereby reducing the number of injuries caused by needlesticks.
      • Counting sponges, sharps, and instruments with the circulating nurse is the scrub person's responsibility.
      • Separate containers must be used for ‘dry’ and ‘wet’ materials and sharps (needles, scalpel blades).
      • Almost all laboratories must handle and dispose of sharps and blood and urine samples.
      • A tremendous amount of work is necessary to redesign surgical sharps and procedures so that exposure to blood and body fluid is reduced significantly during surgery.
      • These safety shields will reduce the risk of accidental exposure of healthcare workers to infectious agents through contaminated sharps in the workplace.
      • The exposure control plan shall also contain input from non-managerial employees responsible for direct patient care who are potentially exposed to injuries from contaminated sharps.
      • The count procedure pertains to the perioperative RN's counting of sponges, sharps, and instruments throughout the surgical procedure and the documentation of these counts.

  • 3informal A swindler or cheat.

    〈非正式〉骗子。参见CARD SHARP

    See also card sharp
    Example sentencesExamples
    • However, when the number is right, the sharps bet into books that post 20-cent lines.
    • Deals of all sorts will be cut before this election ends here in the home of the sharps and sharks who have been cutting all sorts of deals for more than a century.
verb ʃɑːpʃɑrp
[with object]

  • 1usually as adjective sharpedUS Music
    Raise the pitch of (a note).

    〔乐〕〈美〉升音演奏

  • 2archaic Cheat or swindle (someone), especially at cards.

    〈古〉（尤指牌戏中）欺骗

    the fellow is drunk, let's sharp him

    这家伙醉了，让我们骗骗他。

    Synonyms
    swindle, defraud, cheat, fleece, exploit

Phrases

  • sharp as a tack

    • Extremely clever or astute.

      〈北美〉极其机智的；极其狡猾的

      Example sentencesExamples
      • She's a bit too bossy, but she's also as sharp as a tack.
      • This guy's as sharp as a tack and I respect his opinions immensely.
      • She'd been vocal in class discussions and sharp as a tack.
      • It should be noted that his mind is sharp as a tack.
      • She's a lovely 77-year-old woman, sharp as a tack, without an enemy in the world.
      • As a lawyer in Southern California with a mind that's sharp as a tack, it's not good to miss even one day (she's mega-prolific) of her blog.
      • She was a brilliant speed player, sharp as a tack.
      • But he was a loyal lieutenant to our ultimate boss, a genial man with a mind as sharp as a tack and a consummate skill at getting people to agree with each other, known to everyone as ‘Jack’.
      • Cassandra is sharp as a tack, awkward, and still young enough to greet her awakening desire and finer perceptions with astonishment and hyperbole.
      • She may have been old, but she was as sharp as a tack.

  • not the sharpest knife in the drawer

    • informal Lacking intelligence; stupid.

      she's not the sharpest knife in the drawer, but she isn't dishonest
      Example sentencesExamples
      • She certainly doesn't look like the sharpest knife in the box.
      • Lydia doesn't exactly come off as the sharpest knife in the drawer.
      • When I've seen her on TV she seems nice enough but definitely not the sharpest knife in the drawer.
      • They aren't the sharpest tools in the shed but most are essentially good people.
      • While he may not be the sharpest knife in the drawer, he doesn't deserve to spend eight years in prison for his mistake.
      • Any idiot could do it, even me and I really ain't the sharpest tool in the box.
      • She isn't the sharpest knife in the drawer but she manages to do a reasonable job as committee chairman.
      • Doesn't look like Guido is the sharpest knife in the drawer.
      • Although he's a cutie, he's not the sharpest tool in the shed!
      • You really aren't the sharpest tool in the shed, are you?

Origin

Old English sc(e)arp, of Germanic origin; related to Dutch scherp and German scharf.

Rhymes

Arp, carp, harp, scarp, tarp
adj.1
phr.

Definition of sharp in US English:

sharp

adjectiveSHärpʃɑrp

  • 1(of an object) having an edge or point that is able to cut or pierce something.

    锋利的，尖利的

    cut the cake with a very sharp knife

    用锋利的小刀切蛋糕。

    keep tools sharp

    使工具保持锋利。

    Example sentencesExamples
    • Her fingernails grew long and sharp, able to pierce the skin of a creature in a matter of seconds.
    • Use sharp tools no matter what type of plant you're pruning.
    • There was nothing in the teepee sharp enough to use as a cutting tool.
    • Craftsmen use a stainless steel knife, with a sharp edge and triangular blade, to cut rough shapes in the coir.
    • Four sharp claws protruded from the creature's feet as well.
    • He gave her a sickening smile and then his lips drew back to reveal his long sharp glistening fangs.
    • She fell on to her side, not caring about the sharp rocks piercing her thin side.
    • Five sharp, bendable claws protruded from each of the hands and feet.
    • As soon as she touched it, she felt a sharp splinter pierce her thumb.
    • Upon his mighty paws, which resembled large, furry, human hands, were claws sharp as razors and unbreakable as the most finally crafted swords.
    • We smiled at them and each other as sharp bits of jeep pierced our civilization-softened bodies.
    • A stone is used for ‘honing’ which means putting a sharp edge on your knife.
    • Their sharp weapons had pierced his sweet heart, and he had fallen at her side.
    • Looking around, she found a sharp strong piece of wood.
    • Use sharp scissors to limit fabric movement when cutting.
    • Use sharp shears, and make each cut just beyond a side branch and just outside the branch bark ridges; don't leave stubs.
    • The sharp, tapered tip is used to pierce and thread smaller cuts without damaging its appearance.
    • She cried out in pain; it felt like sharp knives were piercing her.
    • Right from the start it seemed as if Harris' entire political staff were hunting through the legislative library armed only with red pencils and sharp scissors.
    • The bottom of the actuating rod has a sharp point, which pierces the gas cylinder release valve.
    Synonyms
    keen, sharp-edged, razor-sharp, razor-edged
    1. 1.1 Tapering to a point or edge.
      尖的；有突边的
      a sharp pencil

      尖尖的铅笔。

      her face was thin and her nose sharp

      她脸瘦鼻子尖。

      Example sentencesExamples
      • If you want to succeed in finance, you need a sharp mind - and a sharp pencil.
      • Is the form of his nose sharp, melancholy, or refined?
      • Jen grinned and she tapped her sharp pencil on the piece of paper.
      • The long robe drapes over the front of the throne, falling in pleats that taper to sharp points along the hem.
      • Despite picking the widest route, the travellers found their clothes being snagged on sharp twigs, and they grazed their knees on passing tree trunks more than once.
      • And then she took a sharp pencil and began making light, very fine lines.
      • He had a tattoo across his lower back; it said ‘Shooter’ in sharp, pointy black letters.
      • These spicules are up to 0.03 mm in diameter and taper to sharp tips.
      • The unguals are curved and taper to a sharp point, indicating that the digits terminated in distinct claws.
      • They must have used a very sharp pencil to draw that one up.
      • I took out a sharp pencil and began to fill in the grades.
      • She believed that she got the lead poisoning when a sharp pencil was poked into her cheek.
      • Then, with a felt-tipped pen or sharp pencil, mark the lag screw holes that were drilled in the ledger on the wail.
      Synonyms
      pointed, tapering, tapered, needle-like, spiky

  • 2Producing a sudden, piercing physical sensation or effect.

    急剧的；尖刺的

    I suddenly felt a sharp pain in my back

    我突然感觉到背部剧痛。

    Example sentencesExamples
    • OK, it was the same type of shock, just a sharp shock, a sensation that went up my arm to the elbow.
    • A sharp piercing pain struck right through her stomach and, like a deadly plague, spread out through her body.
    • Seek immediate medical attention if you experience a sudden, sharp pain in the upper left side of your abdomen.
    • I gingerly moved to sit up, but a sharp pain shot through my body.
    • Suddenly a sharp jolt of pain rang through my entire system as I opened my eyes.
    • I glowered at him, feeling the sharp sensation at having made contact with his cheek so firmly.
    • There were sharp pains, and sudden dizziness, and then profuse bleedings at the pores, with dissolution.
    • If you have osteoporosis, the first warning sign might be a sudden sharp pain in your back that seems to have come on for no reason.
    • It's often accompanied by abdominal pain - either mild and dull or sharp and intense.
    • These involuntary contractions can be either dull or sharp and intense.
    • A sharp and sudden pain in his left shoulder made him drop the man.
    • Call the doctor right away if your child has sudden, sharp stomach pain that will not go away.
    • A sudden, sharp pain in his side prompted him to double over.
    • To top it all a niggling pain gave off a sharp, burning sensation in the bottom of her stomach.
    • He poured her some unknown liquid and she drank it immediately - the sharp sensation of alcohol sent a pleasant burn down her throat.
    • He slowly got up and breathed in the new day, filled with anticipation for this afternoon, but all of a sudden was struck with a sharp pain in his chest.
    • She also experienced a sharp pain and burning sensation in her right elbow and a tingling sensation in her right hand and fingers.
    • I suddenly felt a sharp pang of pain thrust through my stomach.
    • All of a sudden, I felt a sharp pain in my back, as if I had fallen on a hot needle.
    • He suddenly felt a sharp pain in the side of his head.
    Synonyms
    excruciating, agonizing, intense, violent, piercing, stabbing, shooting, stinging, severe, acute, keen, fierce, searing
    1. 2.1 (of a food, taste, or smell) acidic and intense.
      （食物、口味或气味）刺激的；浓烈的
      sharp goats' milk cheese
      Example sentencesExamples
      • It smells like a lime, and has a very sharp taste.
      • Sansho is used in Japanese cooking to add a sharp note to fatty foods, eels for example.
      • Then she smelt the sharp tang of sulphur again and turned back.
      • Maybe you dream of me - the sharp taste of my tears, scent of my hair.
      • She could sense his disbelief and excitement at her suggestions, mingling with the smell of his blood, adding a sharp tang much like a spice on food.
      • The sweetness of the raisins and ricotta balanced the otherwise sharp taste of the chard, and the pinenuts offered a nice textural change.
      • Sitting there silently for a while I took in the view of the ocean, and the salt air that carried with it the sharp smell of cut grass.
      • The sharp smell of medication and antiseptic replaced the cigarette and coffee smell of this small room.
      • All of these Asian greens are tender and succulent, but flavors vary from mild and clean to sharp and peppery.
      • These materials both have a sharp smell, tangy taste, and are irritating to skin in large concentrations.
      • Her right ankle throbbed steadily and the smell of sharp herbs was coming from somewhere close.
      • It's a very strong and sharp cheese, and it has tiny holes in it.
      • I walk out and am immediately assaulted by a sharp smell in the air.
      • For a medium flavor, six months is required, while a sharp taste takes even longer.
      • The sharp taste of salt and alkaline was tangy on my lips.
      • She felt her determination melt away as the doctor swabbed her wrist with the disinfectant, the sharp smell tickling her nose.
      • I often go to goat farms in the area to select the deliciously sour and sharp cheese in all its different varieties.
      • It had the sharp taste lemon tart should have but was not easy to cut on a saucer!
      • The original recipe suggests gruyère cheese, but I don't like that much and opted for a sharp English cheddar instead.
      • It gave off an unfamiliar sharp smell, and all the adults around me crunched into each stalk with gusto.
      Synonyms
      tangy, piquant, strong
      acrid, burning, pungent
    2. 2.2 (of a sound) sudden and penetrating.
      （声音）刺耳的
      there was a sharp crack of thunder

      突然响起一声震耳欲聋的雷声。

      Example sentencesExamples
      • The sharp sound was so sudden that the horses nearest to him jumped and wouldn't settle down for at least five minutes.
      • He heard the sharp bark of a dog moments before the bang of pistol fire.
      • She had just rolled over and began to dream of something else when she heard the sharp sound of breaking glass.
      • When Debbie entered the tiny white room, the sharp click of her too-high heels shattered the almost-silence.
      • The sharp sound of boot heels came from far away, approaching their barracks like some grim reaper, come to harvest their humiliation.
      • All in all, not much got done until Mikhail's aunt Meredith came in and silenced them all with a sharp whistle.
      • There was a crack of sharp thunder as the bullets plunged from their silver caves, and a shower of shells fell to the ground simultaneously.
      • As copious steam clouds and sharp hoots pierce the morning calm, an air of excitement and expectation is palpable among those who have got into the coaches.
      • The pup stopped in front of him, and gave a sharp bark.
      • A sharp click sounded in her ears, but she was too busy to notice.
      • A sharp whistle from the house brought the men up short.
      • The wolf gave a sharp bark and motioned towards the exit.
      • The loud, sharp noise of the door closing confirmed that.
      • A short, sharp bark of command and they were gone.
      • The gun itself barely moves, and the sharp sound of the report echoes through surrounding hills and dies away.
      • There was a sharp clatter when Mrs. Jones banged the pan with her spatula as she whipped around to face them.
      • The sharp clang of metal on metal echoed throughout the arena.
      • Eventually, there was a sharp whistle and the boys looked around at the whistler.
      • At times, sharp clicks and bubbles of noise will suddenly bulge to the top before disappearing back into the fray.
      • When sharp sirens pierced rent the night air, the two thugs scrambled to standing positions and then ran off, disappearing into the night.
      Synonyms
      loud, piercing, shrill, high-pitched, high, penetrating, harsh, strident
    3. 2.3 (of words or a speaker) intended or intending to criticize or hurt.
      （言辞，说话者）刻薄的；辛辣的
      she feared his sharp tongue

      她害怕他说话尖刻。

      Example sentencesExamples
      • Seemingly confident just a few weeks ago, she is now prone to utter sharp words about her critics in public.
      • Another is to replace the sharp words with words of encouragement or at least something neutral.
      • Her words were sharp and hurtful and more than anything he knew now that he had been wrong to think she had some decency in her to start with.
      • Then he stalked off the field after a sharp word from the coach.
      • Her words were sharp and I felt them cut into each piece of my shattered heart.
      • Mordechai spoke his sharp words not to her, but to posterity.
      • It might take a little persuasion and there might be a few sharp words exchanged but that was usually the height of it.
      • But then he remembered that he'd blown that all away with a few sharp words.
      • An elderly, well-dressed lady spoke in sharp tones to the pair, both of whom looked towards me and became silent.
      • Yesterday, I exchanged sharp words with an old friend online.
      • I could still hear his sharp words: Why didn't he protect himself?
      • I've never known a holiday to be spoiled, or even darkened, by an argument, by tensions that crackle and erupt in sharp words.
      • I'd left then, biting back my sharp words about how he could probably have afforded a proper grave for her if he didn't spend so much money in the tavern.
      • Nearly all of them contain sharp words for the president.
      • She said a few sharp words, which the boy returned with a fallen face.
      • She was still concerned about the exchange of sharp words between the men.
      • She felt out of place and in danger, but told herself that she was a lady of the court and with her sharp words and authority, she could defend herself.
      • Desiree bit her tongue, for she felt like showering the mysterious knight with sharp words.
      • Fervently, she shook her head at each accusation he made, holding her hands over her ears in hope of blocking out such hurtful and sharp words.
      • The organisers of the event came in for sharp words by the eager fans.
      Synonyms
      harsh, bitter, hard, cutting, scathing, caustic, biting, barbed, trenchant, mordant, acrimonious, acerbic, tart, acid, sarcastic, sardonic, ill-tempered, spiteful, venomous, malicious, vitriolic, vicious, hurtful, nasty, unkind, severe, cruel, wounding, abusive
    4. 2.4 (of an emotion or experience) felt acutely or intensely; painful.
      （情感，经历）剧烈的；强烈的；痛苦的
      her sharp disappointment was tinged with embarrassment

      她极其失望中又略带尴尬。

      Example sentencesExamples
      • The disappointments are sharp, but the possibilities are endless.
      • They remember the sharp fear of unwanted pregnancies.
      • My feelings of disappointment were sharp, but soon the intifada was over.
      • There's a short, sharp thrill about it, and we only have a band on for half an hour, so it doesn't take up a large chunk of the night if people don't like it.
      • She got out of the shower lazily, and had a sharp feeling in her stomach that something would happen today.
      • As her mind unravels we experience sudden images of sharp terror.
      • I felt a sharp hope rising in me and I quelled it immediately.
      • Sometimes the cooks got confused and served it two weeks in a row, which was a sharp disappointment.
      Synonyms
      intense, acute, keen, strong, bitter, fierce, searing, piercing, heartfelt, very great, overpowering

  • 3Distinct in outline or detail; clearly defined.

    轮廓清晰的；细节清楚的；明确的

    the job was a sharp contrast from her past life

    这项工作与她过去生活形成鲜明对比。

    the scene was as sharp and clear in his mind as a film

    这一幕就像电影一样，清晰地印在他的脑海里。

    Example sentencesExamples
    • The image is black-and-white with strong contrast and sharp detail.
    • At about noon, the city loomed before, the big black stone walls making a sharp contrast against the clear blue of the sky.
    • It's a great feeling to define in sharp crisp outlines what you believe in, and what you stand against.
    • This is a recent production, and as such, the colors are well balanced and the picture sharp.
    • Clearly a sharp distinction must be drawn between means of production ordinarily conceived, and entrepreneurship.
    • The black-and-white image is stable with beautiful contrast and sharp detail.
    • It is for the most part a very good transfer, with sharp contrasts and excellent details.
    • The picture is so sharp you cannot see any individual pixels.
    • The colors all appear clearly defined and sharp while the black levels are solid and well saturated.
    • Despite their pervasiveness, lanning clearly shows that such sharp distinctions cannot be maintained.
    • In contrast, there are in Chile very sharp accent distinctions among the different social classes.
    • Birth to three months - newborn babies can't see particularly well, but they do like to look at faces and distinct patterns with sharp outlines.
    • The sharp detail and good contrast control offer a good look at the few interesting things that happen in the mostly darkened production.
    • If you want only the subject sharp, use a wide aperture.
    • Fully depress the button and the camera will have recorded the sharp shot of the couple you wanted.
    • He doesn't bother getting involved in details - he lays out a sharp contrast.
    • Detail is sharp and clear, contrast is nicely managed, and deep black levels make this pleasing to behold - visually.
    • But - in sharp contrast - Reuters has stuck to a distinctive approach for decades.
    • These sharp, panoramic, full-color pictures provided fodder for a third Nature report.
    • The image is sharp and well defined without any imperfections.
    Synonyms
    distinct, clear-cut, clear, well defined, well focused, crisp
    1. 3.1informal (of clothes or their wearer) neat and stylish.
      〈非正式〉（衣服，穿戴者）时髦的，笔挺的
      they were greeted by a young man in a sharp suit

      一个西装笔挺的男子迎接了他们。

      Example sentencesExamples
      • Scuzzily-dressed blokes will up a gear and start attiring themselves competitively with funky shirts, sharp trousers and bobby dazzlers.
      • It can be worn on a night out on the town and can add a sharp touch to any outfit.
      • In the fall, a flat loafer, heavy tights, and a nice pair of trousers is a sharp look.
      • He may not have had his eyes, but he looked great, he was sharp, he was smart and women were attracted to him.
      • Then it was back into his sharp street clothes, to wait for a friend to pick him up to go cruising their territories.
      • I just wore sharp clothes, and whenever anyone asked who was I supposed to be, I told them and smiled.
      • Even he looked quite winsome in sharp, dark clothes and a cape behind him.
      • So, would you prefer the plane you're sitting in to be flown by an algorithm or by a couple of really smart pilots in sharp uniforms?
      • Before him stood a clean, young man dressed in a sharp business suit.
      • I recently bought a really sharp suit at the Men's Warehouse here in Philly.
      • The prospect of anti-capitalist mobilisations pushed the Swiss bankers to abandon sharp suits and dress down.
      • Complete your look with sharp looking dressy shoes.
      • He is dapper in blazer, cane, sharp hat and regimental tie, which he wears with a tie clip.
      • Expect sharp suits, chic outfits and a style more modern than what we've come to expect from some pop divas.
      • The result is a translation of ordinarily masculine clothing into sharp womenswear that's feminine and sexy without flashing flesh.
      • Extreme heat, a lot of sweat and a dirty working environment have surely scared away many youths, who dream of working in a sharp suit in a cool office.
      • After all, he was wearing sharp clothes and seemed to be giving out the orders.
      • When you hear the word secretary, you probably think of a pretty, petite lady who wears stylish, sharp skirt outfits.
      • I was so sharp in these new stylish clothes, I could cut butter, or at least turn heads.
      • He will be dressed in a sharp dinner suit, with his bow tie undone, looking suave and handsome as if he had stepped out of GQ Magazine.
      Synonyms
      smart, stylish, fashionable, chic, modish, elegant, spruce

  • 4(of an action or change) sudden and marked.

    （行动，变化）突然的；明显的

    there was a sharp increase in interest rates

    利率陡然上升。

    he heard her sharp intake of breath

    他听见她急速的吸气声。

    Example sentencesExamples
    • Exports have been hit also because of the sudden and sharp increase in the value of the euro against the dollar and, most importantly, against sterling.
    • The decline was due to weaker current business conditions which reversed a sharp increase in July.
    • Individual chronologies were used to study the frequencies of sharp increases and decreases in growth.
    • According to their calculations, neither global sea level rise nor faster melting of glacial ice could have produced such a sharp change.
    • Girls' education has particularly suffered, and the UN has noted a sharp decline in female literacy.
    • By a ‘currency crisis’ he means a sharp change in the value of the US dollar that would hurt the economy as a whole.
    • Human maturation is a gradual process, a continuum rather than a sharp change.
    • The traditional short-covering by speculators that usually followed a sharp downward movement was no longer present to instill some recovery.
    • The capital encountered severe drought this year due to a sharp decrease in rainfall.
    • The plunge in profits and sudden sharp increase in the burden of debt are, of course, leading symptoms of a depression.
    • So when the 1980s came along, there is a sharp decline in commodity prices and a sharp increase in real interest rates.
    • Those sharp dips mainly reflected the pace of technological progress and faster productivity growth.
    • In the short term, it must also be noted that the sharp reduction in air travel in the US is going to benefit inventories which were already exceptionally high.
    • But plans for the repairs and redevelopment work have been put on a slow burner by the government as a result of the sharp economic downturn.
    • I have been away for three years and was struck by the sharp change in tone and perceptions.
    • Thus, after an expansion has been in progress for some time, an event that is not of unusual size or duration can trigger a sharp financial reaction.
    • Such a return, given low interest rates, contributed to a sharp increase in his deferred savings in recent years.
    • It notes the sharp decline in voter participation - but also the increased politicisation that is taking place in society.
    • Back in the 1980s the figure was believed to be in the region of €4 billion during the sharp economic slowdown.
    • Monday's sharp stock market plunge and uncertain world events may have you longing for a secure place to stash your savings.
    Synonyms
    sudden, abrupt, rapid
    1. 4.1 (of a bend, angle, or turn) making a sudden change of direction.
      （弯处、角度或转弯）突然转向的
      a sharp turn in the river
      Example sentencesExamples
      • Every few yards the hall took a sharp turn and branched off in so many directions that it was impossible to know where you were.
      • He talked smoothly while doing sharp turns round the corners.
      • So I turned the car around, went back on myself to before the sharp bend and then turned the car round again so I was facing the way of my original direction before I saw the lights.
      • Indianapolis, of course, has the long straightaways, and sharp turns.
      • With no avail, she took a sharp turn, and bolted in the other direction.
      • He lay sprawled on the tiles, his arms and legs bent at sharp angles.
      • One of his gossamer wings had been snapped off and the other was bent at a sharp angle, the many broken nerves causing it to twitch feebly.
      • Now was time to use my new toy, the strip heater, since I needed a nice straight line bent at a sharp angle.
      • Yesterday in our morning walk we turned a sharp bend in the road and walked into a cloud of fledgling barn swallows and their proud parents.
      • Images of dissected tendon taken under the light microscope show that fibrils can sustain sharp bends or kinks along their length.
      • They would travel in one direction for a while before curving back in a very sharp turn to another direction.
      • They would travel in one direction for a while and then curve back in a very sharp turn in another direction.
      • There are straight stretches and sharp bends and that is why there are so many fatalities on that road.
      • As he made sharp turns around corners, he couldn't help but wonder why the guy was chasing him over an apple.
      • A sudden sharp turn made Tony lose his balance and hit the side of the van.
      • The culminating crisis resolves itself as a muddle-through, a bend rather than a sharp turn in the road.
      • A smooth, curved bedline is much easier to mow around than one with a lot of sharp angles and corners.
      • I had completed the sharp bend and it appeared before me, that barely visible path I was to take.
      • Turning a very sharp bend of what seemed like a U-turn, I only caught a passing glimpse of it.
      • The family in the other car were arriving for lunch just as we were leaving, and it was a stroke of extraordinary bad luck that we should have met on a sharp bend, the only one in an otherwise straight road.
      Synonyms
      hairpin, tight, angular

  • 5Having or showing speed of perception, comprehension, or response.

    敏锐的；敏捷的；机智的

    her sharp eyes missed nothing

    什么东西都逃脱不了她那双敏锐的眼睛。

    his old mind was not so sharp as it once was

    他岁数大了，头脑不如原先敏捷了。

    he had a sharp sense of humor

    他非常机智幽默。

    Example sentencesExamples
    • No matter how sharp you are at 70 or 80 years old, there is a slowing down.
    • For his self-awareness is acute and his sense of humour is sharp.
    • He is renowned as a canny strategist and has a sharp economic mind, but his dictatorial approach and suppression of human rights worries many.
    • Rigel is looking ominously sharp now and his speed around the court is making it difficult for me to find a winner.
    • With his peroxide head bowed, eyes closed, the old man feels his way forward, bandy legs shuffling, shoulders stooped, senses bat sharp, as keen as razor wire.
    • Competition is a good excuse to get your guns working and keep your eye sharp.
    • I've never worked with someone who is so perceptive, sharp and wise.
    • It transcends its soap-opera instincts thanks to the bright humour and sharp observations of the script.
    • I like to do logic problems to keep my mind sharp.
    • Jen seems intent on keeping her mind sharp; every night, after practice, she takes out the books from her locker and works on some maths or suchlike.
    • Quick intervention begins with keen sensitivity and sharp observation.
    • Nutrients fight diseases of the heart, help prevent cancer and even keep the brain sharp.
    • He had to keep his mind sharp to focus on the problem at hand.
    • It's probably good to keep some of the nonverbal aspects of my mind sharp.
    • But everyone else was also entering into dangerous enemy territory, so Cat and her comrades had to stay sharp or else get left behind.
    • He misses little, his sharp eyes sweeping up and down whatever street or room he enters, taking everything in.
    • If you have the right background and are sharp, witty and perceptive, we would like to hear from you.
    • She keeps her stand-up sharp by hitting the Provincetown comedy circuit every summer.
    • Pick it up, flip through it, dip into the story at any point and you will come away better informed and surprisingly entertained by his sharp mind and punk sense of humour.
    • He couldn't see, true, but they didn't know about how sharp his hearing was.
    Synonyms
    keen, perceptive, observant, acute, sharp-sighted, beady, hawklike
    perceptive, discerning, percipient, perspicacious, penetrative, piercing, penetrating, discriminating, sensitive, incisive, keen, keen-witted, acute, sharp-witted, quick, quick-witted, clever, shrewd, astute, intelligent, intuitive, bright, agile, nimble, nimble-witted, alert, quick off the mark, ready, apt, fine, finely honed, rapier-like, probing, searching, insightful, knowing
    1. 5.1 Quick to take advantage, especially in an unscrupulous or dishonest way.
      精明的；诡诈的；不诚实的
      Paul's a sharp operator

      保罗是个狡诈的江湖骗子。

      Example sentencesExamples
      • It's one thing if analysts are deceived by sharp operators.
      • In reality, it was ordinary citizens and not the sharp operators who stored their wealth in banknotes.
      • As for O'Neill, he left with his reputation as a quick-witted sharp operator severely dented.
      Synonyms
      clever, shrewd, canny, smart

  • 6(of musical sound) above true or normal pitch.

    （音乐声）偏高的

    Example sentencesExamples
    • The Quail's voice also gave rise to a number of imitative names in Britain and Ireland, which incorporate the three sharp notes.
    • In ‘musette tuning’ two reeds sound simultaneously for each note, one tuned slightly sharp, giving a tremolo effect.
    • I took out the tuner, and began tuning it just a smidge sharp, because I like the sound of it better that way.
    • A note has the same name, whether it is sharp, flat or natural.
    • Rebecca knew it was really cold when Jimmy took a full ten minutes to warm up from slightly flat to his usual, obnoxiously sharp pitch.
    • When the tip of her first finger touched it, a sharp note sang through her ears.
    • The sound of the clarinet, in contrast, is depicted by a sound wave that looks like the crenellations on a castle, which leads to its more closed sound, compared to the sharp note of the violin.
    • The entire musical burden is shifted to the massive chorus, while fierce sharp chords pronounce the onset of the bloody wounds.
    • They can quote a flat or a sharp note from a singer in any number of recordings, give you the date and place of the recording, and they collect them all.
    • Apart from a tendency of the clarinet to go a tad sharp at times this was a most enjoyable performance.
    1. 6.1postpositive (of a note) a semitone higher than a specified note.
      （音符）升半音的
      the song sits on E and F-sharp
      the quartet in C-sharp minor
      Example sentencesExamples
      • His annotations to this CD proudly point out the Cs, C sharps, and Ds that he must sing.
      • I wrote a few brass pieces, and my magnum opus, an orchestral epic called Life in C sharp, which displayed minimalist influences - lots of C sharps.
      • The F sharp Nocturne comes to life in a remarkable manner whilst the C sharp minor Etude also creates a palpable sense of mystery.
      • Also, there are many ways of producing an F sharp on a cello.
    2. 6.2 (of a key) having a sharp or sharps in the key signature.
      （调号）带升半音号的
      recorder players are most comfortable in sharp keys
      Example sentencesExamples
      • The standard treble is available in B, sounding a tone below written pitch and best for flat keys, or in A, sounding a minor 3rd lower and better for sharp keys.
adverbSHärpʃɑrp

  • 1Precisely (used after an expression of time)

    正（指时刻）；准时地

    the meeting starts at 7:30 sharp

    会议7：30准时开始。

    Example sentencesExamples
    • The next meeting takes place on Wednesday, May 14, at 8pm sharp and will be the annual general meeting.
    • Not exactly the 8am sharp time they had indicated in the memo.
    • Miraculously we were ready to leave at seven o'clock sharp each day.
    • All he told me was that he would come and get me by 3: 00 PM sharp the next day.
    • At 8 p.m. sharp the Fashion Show commenced.
    • The parade will come through the town at 3pm sharp with the floats gathering in ARCH at 2pm.
    • Tuesday morning, 8 sharp I was back at the hospital.
    • The school was a day school as well as a boarding school, so after five, the day pupils were allowed to return home for the night, but they must be back in school by nine sharp the next morning.
    • All players are asked to be at the pitch at 7p.m. sharp.
    Synonyms
    precisely, exactly, on the dot

  • 2In a sudden or abrupt way.

    突然地；急剧地

    he was brought up sharp by Helen's voice

    海伦的声音使他突然打住。

    the creek bent sharp left
    Example sentencesExamples
    • On anything other than a smooth track it would suddenly turn sharp left for no reason.
    Synonyms
    abruptly, suddenly, sharply, all of a sudden, unexpectedly, without warning

  • 3Above the true or normal pitch of musical sound.

    （音乐声）偏高地

    he heard him playing a little sharp on the high notes

    他听见他在高音上弹得略高了一些。

nounSHärpʃɑrp

  • 1A musical note raised a semitone above natural pitch.

    半升音（调）

    Example sentencesExamples
    • In this example, the given notated key is two sharps.
    • Ex. 4 shows an octave of the chromatic scale beginning on C, notated in sharps ascending and flats descending.
    • By remembering a simple pattern one can determine the amount of sharps and flats in a major chord.
    • Choices in successive levels expand to all notes, then sharps and flats.
    • The student begins to understand the origins of key and tonality, rather than memorizing the order of flats and sharps.
    • Starting on C major, they ascend in pitch utilizing the key signatures that employ no more than four sharps or flats.
    • But one day I asked Kathryn how many sharps E major had.
    • For example, ‘Within the circle of fifths, if the key of G has one sharp, how many sharps are there in the key of D?’
    • Pitch class is the name of a tone, such as A, B, C, etc., including sharps (#) and flats (b).
    • His scale organizes the notes into octaves, with sharps and flats in between.
    • The nineteenth century added some mechanics to the beast to allow it some ability to play sharps and flats and to modulate, but it's still not a chromatic instrument, and since at least Wagner, music sings mainly chromatically.
    • The chromatic scale includes five additional notes - the sharps and flats (black keys of a piano).
    • The important thing isn't anything to do with the sharps and flats, or the tricky counting.
    1. 1.1 The sign ♯, indicating a sharp.
      半升音号（#）
      Example sentencesExamples
      • For keys with sharps, look at the last sharp in the series of sharps, and say the catch phrase ‘little step up, big step down.’
      • When you count up five letters in the alphabet, you must place a sharp or a fiat, depending on where you are in the circle.
      • Chong goes so far as to indicate fingering with Arabic numbers; flats and sharps are marked by downward and upward arrows, respectively.
      • The smart little thing knows how to whistle the closing melody of one of my piano concerti, though he's added a sharp on the G.

  • 2A long, sharply pointed needle used for general sewing.

    缝衣长针

    1. 2.1usually sharps A thing with a sharp edge or point, such as a hypodermic needle, a blade, or a fragment of glass.
      尖头；锋利的刀刃；玻璃碎片
      the safe disposal of sharps and clinical waste

      安全处理尖利的东西和医院废弃物。

      Example sentencesExamples
      • Primary prevention techniques eliminate the need to introduce sharps into the workplace, thereby reducing the number of injuries caused by needlesticks.
      • These safety shields will reduce the risk of accidental exposure of healthcare workers to infectious agents through contaminated sharps in the workplace.
      • Never put needles or other sharps into clinical or household waste bags.
      • Three competency tools - paper, videotape, and CD-ROM - were created for safe techniques in the use of sharps for the scrub role.
      • Many exposures result from a failure to follow Infection Control guidelines regarding the safe handling and disposal of sharps.
      • Proper work practice controls include a no-hands procedure in handling contaminated sharps and the elimination of hand-to-hand instrument passing in the OR.
      • Workers must be trained in safe handling techniques of livestock medical wastes, including medical sharps.
      • Secondary prevention, by contrast, refers to practices and technologies that make sharps safer, such as retractable blades and shielded hypodermic needles.
      • Separate containers must be used for ‘dry’ and ‘wet’ materials and sharps (needles, scalpel blades).
      • The count procedure pertains to the perioperative RN's counting of sponges, sharps, and instruments throughout the surgical procedure and the documentation of these counts.
      • Before closing the skin incisions, perioperative team members count all sponges, sharps, and instruments and report correct counts to the surgeon.
      • The safest method of preventing injury from sharps on the sterile field is using the hands-free technique instead of hand-to-hand passing of needles or sharp items between the surgeon and scrub person.
      • Councils must start giving the public clear information on what to do if they find a needle and offer staff training on how to safely remove sharps.
      • Needles and other sharps must be placed in a puncture-proof container.
      • A tremendous amount of work is necessary to redesign surgical sharps and procedures so that exposure to blood and body fluid is reduced significantly during surgery.
      • Needles and sharps should be counted audibly and concurrently by the scrub person and circulating nurse at the beginning of the procedure, as items are added to the field, and at the end of the procedure per the facility's policy.
      • Almost all laboratories must handle and dispose of sharps and blood and urine samples.
      • The exposure control plan shall also contain input from non-managerial employees responsible for direct patient care who are potentially exposed to injuries from contaminated sharps.
      • Fatigue, long procedures, poor lighting, confined space, and the use of various sharps and instruments make the OR one of the most hazardous hospital environments for patients and health care staff members.
      • Counting sponges, sharps, and instruments with the circulating nurse is the scrub person's responsibility.

  • 3informal A swindler or cheat.

    〈非正式〉骗子。参见CARD SHARP

    See also card sharp
    Example sentencesExamples
    • Deals of all sorts will be cut before this election ends here in the home of the sharps and sharks who have been cutting all sorts of deals for more than a century.
    • However, when the number is right, the sharps bet into books that post 20-cent lines.
verbSHärpʃɑrp
[with object]

  • 1usually as adjective sharpedUS Music
    Raise the pitch of (a note).

    〔乐〕〈美〉升音演奏

  • 2archaic Cheat or swindle (someone), especially at cards.

    〈古〉（尤指牌戏中）欺骗

    the fellow is drunk, let's sharp him

    这家伙醉了，让我们骗骗他。

    Synonyms
    swindle, defraud, cheat, fleece, exploit

Phrases

  • sharp as a tack

    • Extremely clever or astute.

      〈北美〉极其机智的；极其狡猾的

      Example sentencesExamples
      • She was a brilliant speed player, sharp as a tack.
      • As a lawyer in Southern California with a mind that's sharp as a tack, it's not good to miss even one day (she's mega-prolific) of her blog.
      • It should be noted that his mind is sharp as a tack.
      • Cassandra is sharp as a tack, awkward, and still young enough to greet her awakening desire and finer perceptions with astonishment and hyperbole.
      • This guy's as sharp as a tack and I respect his opinions immensely.
      • She's a bit too bossy, but she's also as sharp as a tack.
      • She may have been old, but she was as sharp as a tack.
      • She'd been vocal in class discussions and sharp as a tack.
      • But he was a loyal lieutenant to our ultimate boss, a genial man with a mind as sharp as a tack and a consummate skill at getting people to agree with each other, known to everyone as ‘Jack’.
      • She's a lovely 77-year-old woman, sharp as a tack, without an enemy in the world.

  • not the sharpest knife in the drawer

    • informal Lacking intelligence; stupid.

      she's not the sharpest knife in the drawer, but she isn't dishonest
      Example sentencesExamples
      • You really aren't the sharpest tool in the shed, are you?
      • When I've seen her on TV she seems nice enough but definitely not the sharpest knife in the drawer.
      • Any idiot could do it, even me and I really ain't the sharpest tool in the box.
      • Doesn't look like Guido is the sharpest knife in the drawer.
      • She isn't the sharpest knife in the drawer but she manages to do a reasonable job as committee chairman.
      • She certainly doesn't look like the sharpest knife in the box.
      • While he may not be the sharpest knife in the drawer, he doesn't deserve to spend eight years in prison for his mistake.
      • Although he's a cutie, he's not the sharpest tool in the shed!
      • They aren't the sharpest tools in the shed but most are essentially good people.
      • Lydia doesn't exactly come off as the sharpest knife in the drawer.

Origin

Old English sc(e)arp, of Germanic origin; related to Dutch scherp and German scharf.

adj.1
phr.
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