Definition of certain in English:

certain

adjective ˈsəːt(ə)nˈsərtn

1Able to be firmly relied on to happen or be the case.
有把握的，可靠的，无疑的，肯定的
it's certain that more changes are in the offing
毫无疑问，将会有更多的变化。
she looks certain to win an Oscar
她看来肯定会赢得奥斯卡奖。
Example sentencesExamples
- It acts as a certain guarantee for the freedoms a writer needs, such as the air to breathe.
- If Asda does push ahead with the new format, it is certain to test the concept first.
- One thing is certain though, the trust will no longer have my support in any form.
- Mr Brown was certain to win the seat, the only question was the size of the majority.
- On the contrary, its effect was certain to be that more people were injured and killed in accidents.
- Kent were all out for 339 and Somerset had rescued a victory from almost certain defeat.
- The chase is over almost before it has begun and Freya's grip is sure and certain.
- It will be hard, and it may not ensure victory, but any other way is certain defeat.
- It was wryly noted that the heavens had delivered the Scots from certain defeat.
- The only certain thing is that the next record will sound nothing like it.
- His job is not to convince them to vote for him on Tuesday in the first ballot - he is almost certain to win that vote.
- First, we must recognise that faith to appropriate God's abundance is certain to be tested.
- There's no more sure and certain indication that you're not in control than this.
- Hope is that certain and unfailing goal that God has set before His children.
- The effort was no more than the home side deserved at that stage and it seemed certain that they would go on to win.
- A vote on this issue was withdrawn last week, as it was certain to be defeated.
- No credible alternative will brave the embarrassment of certain heavy defeat.
Synonyms
unquestionable, sure, definite, beyond question, not in question, not in doubt, beyond doubt, unequivocal, indubitable, undeniable, irrefutable, indisputable, incontrovertible, incontestable, obvious, patent, manifest, evident, plain, clear, transparent, palpable, unmistakable, conclusive, recognized, confirmed, accepted, acknowledged, undisputed, undoubted, unquestioned, unchallenged, uncontested
there are no two ways about it
informal as sure as eggs is eggs
sure, very likely, bound, destined, predestined, fated, trusted, assured of doing something
British informal nailed on
inevitable, assured, destined, predestined, fated
reliable, unavoidable, inescapable, automatic, bound to happen, sure to happen, unpreventable, inexorable, ineluctable, predictable, necessary, out of one's hands
informal in the bag
reliable, dependable, trustworthy, sound, foolproof, tested, tried and tested, effective, efficacious, guaranteed, sure, unfailing, infallible, unerring
informal sure-fire
dated sovereign
1. 1.1 Having or showing complete conviction about something.
  确信的，毫无疑问的
  are you absolutely certain about this?
  这事你能绝对肯定吗？
  Example sentencesExamples
  It is a very old poem from 1994 and not even I am certain about the origin of much of it.
  If one thing is certain about the war in Iraq, it is that lawyers are making a packet.
  Take out a piece of paper and write down the things you are pretty much certain about.
  If you can't be certain about that then how can you be certain about anything?
  Of course nobody can be certain about future developments and how the trade union leaders will act.
  I am not certain about this particular rendition will taste, only time will tell.
  Widdecombe does, though, concede that it is hard to be certain about what never happened.
  OK, that was a bit strong, and I am actually much less certain about the issue than that.
  I am sure that after today's antics you are quite certain about what I did all day long.
  Whatever the future holds, the one thing he can be certain about is how much he will miss Blackburn Rovers.
  That is a fact that we can be certain about without having to be a marlin to know it.
  As with the gospel as a whole, it is impossible to be certain about earlier stages of composition.
  He is just as certain about this as he is about wanting to reach his sporting potential as an adult, not as a teenager.
  I woke up this morning so bloody sure of everything and now am slightly less certain.
  Surely that would be as big a torment to the families of his victims as the certain knowledge that they will never know.
  If you aren't sure about total numbers you can still send us a booking for those you are certain about.
  I am not certain about that, your Honour, but my belief is that it did not go on appeal.
  Ad folk need to be certain about who and how many people they are reaching.
  What I miss is the certain knowledge that if only she would quit, the world would be a better place.
  Ella Lockett from Bassett Green admitted she wasn't certain about joining the group.
  Synonyms
  sure, confident, positive, convinced, in no doubt, unshaken in one's belief, secure in one's belief, easy in one's mind, satisfied, assured, persuaded
  (be certain), have no doubt, not question, hold the unwavering view
2attributive Specific but not explicitly named or stated.
某种的
he raised certain personal problems with me
他问了我一些个人问题。
the exercise was causing him a certain amount of pain
这种锻炼使他感到有些疼。
Example sentencesExamples
- Life is not just about living and dying and as such we all should be able to enjoy a certain quality of life.
- If you want a certain party to win, it is better that you persuade many others to vote for them than vote yourself.
- In this connection the Bank relies on certain observations of Lord Steyn in Williams v.
- They knew that a just society relies on a certain level of order and cohesiveness.
- As a male I have never been able to understand why a certain variety of my own sex cannot take defeat by a woman.
- If we had stuck a few more phases on certain moves the win would have been more comfortable.
- He also relied upon certain paragraphs in the Guidance issued by the Secretary of State.
- Since he won Pop Idol, certain areas of the media have sought to blame Young for all the world's ills.
- I think when you play a character you have to be able to relate to certain aspects.
- If you do this out of necessity rather than choice you may be able to claim certain running costs.
- Those who do not have a problem will be able to pick out certain numbers or shapes from within the dot patterns.
- In certain conditions he is able to see the fate of those who have disappeared.
- I'm not trying to sound like a saint, but we take for granted that we are healthy and able to live a certain way.
- For every advanced feature added, I increasingly expect to be able to do certain things.
- Yet, they keep winning, whilst certain pretenders have experienced a few slips.
- Foreigners know that you need experience in your field to able to have a certain job.
- The Employer's pleading relied on certain express and implied terms of the contract.
- Tricks have no value in themselves; the object is to win tricks with certain cards in them.
- Depending on the status of the field only certain units may be able to operate from the area.
- Many anglers did not renew in April because they weren't able to fish in certain areas.
Synonyms
determined, definite, fixed, established, precise, defined, exact, explicit, express
particular, specific, individual, special, especial
1. 2.1 Used when mentioning the name of someone not known to the reader or hearer.
  某个的（用以提起一个读者或交谈对方不熟悉的姓名）
  a certain General Percy captured the town
  一位叫珀西的将军占领了这座城镇。
  Example sentencesExamples
  And this was a plagiarism from a certain Mr. "Toe" King, so called from this invention!
  I saw a certain Mr. Drewett walking in the direction of Wall-street, and had the charity to tell him you would be at home in ten minutes.
  When a certain Mr. Po assisted with military affairs on the northern frontier, he obtained a well-bred horse to give to me.

pronounˈsəːt(ə)nˈsərtn

certain of

Some but not all.
某些，某几个
certain of his works have been edited
他的某些作品已被校订过了。
Example sentencesExamples
- The significant element of the film comes in the comments of certain of the documentary film-makers.
- I will attempt to suggest certain of the most crucial themes of that debate.
- My sense of humour used to be so dry that it was sometimes impossible to know how to take certain of my comments.
- In certain of the cases above, a necessary division of labor may occur within the task.
- EU citizens from other countries can vote in certain of our elections.

Phrases

for certain

Without any doubt.
肯定地，确切地，无疑地
I don't know for certain
我并不确切知道。
Example sentencesExamples
- One cannot say for certain whether it would reach the proportion which it had in the past decade.
- No one can say for certain whether or not there are further rate rises on the way.
- We do not know for certain whether heading the ball in soccer may result in chronic cognitive impairment.
- I can't find any trace of this, so can't for certain say whether it is or isn't true.
- It's impossible to say for certain whether this girl survived because of her treatment or in spite of it.
- We will not know for certain till 2001 when figures on cattle with BSE are collected.
- In bright sunlight, with cameras all around the ground, no one could say for certain what had happened.
- If anything is known for certain, it is only that the deal was virtually inevitable.
- It is too early to say for certain whether we are on the verge of a major breakthrough.
- One thing is for certain - if this lady blows her top, many will not be happy about it.
Synonyms
certainly, for certain, for sure, to be sure, definitely, undoubtedly, without doubt, doubtless, beyond any shadow of a doubt, beyond the shadow of a doubt, indubitably, unquestionably, incontestably, irrefutably, incontrovertibly, undeniably, without fail, inevitably, unavoidably

make certain

1with clauseTake action to ensure that something happens.
（采取行动）确保（某事发生）；查实（某事），查明（某事属实）
make certain Lewis knows all the facts
I made certain that our paths would never cross again
Example sentencesExamples
- As the manufacturer of one of the most popular vehicles out in today's roads and highways, the Ford Motor Company has made certain that they would ensure quality, safe, and reliable vehicles.
- General Powell had learned his lesson from the Panama invasion and ensured not only media access but made certain the right kind of spokesman stood before the camera lens before the American audience.
- At the beginning of class, the teachers made certain everyone had instructional materials and supplies as they ensured no one was left out.
- If you make up your mind to live from writing, it is prudent to make certain that your work is good, he added.
- The duty on the company in this case was to ensure, ie to make certain, that persons are not exposed to risk.
- If you do pull weeds, the only way to ensure the plant won't come back is to make certain the entire root system is removed.
- This is all about ensuring, making certain that every legal vote counts.
- And we have to make certain that we're properly taken care of from a defense perspective.
- I told the person caring for him to make certain that coin went with him to his room.
- For tenants this is a new situation and great care must be taken to make certain that every factor is properly dealt with.
Synonyms
make sure, ensure, see to it
1. 1.1Establish whether something is definitely the case.
  确定（某事是否正确或真实）
  he probably knew her, but it didn't do any harm to make certain
  他很可能认识她，但确定一下是否如此并没什么坏处。
  Example sentencesExamples
  It entails, for instance, making certain that a nearby aquifer can adequately support the local population's long-term water needs before tapping the source and constructing a water system.
  The only useful use of Galileo is to make certain whether or not the football crossed the goal line!
  He waited until all his children had grown up and left home before running for Council, and, even then, made certain his family was supportive of his foray into municipal politics.
  He also examined her to make certain she could bear the child without suffering undo strain.
  Synonyms
  make sure, ensure, see to it

of a certain age

No longer young (used politely or euphemistically)
women of a certain age swooned over his acerbic wit
men of a certain age who still dream that they might have been a great football player in their youth
Example sentencesExamples
- "I have some very lovely letters from gentlemen of a certain age," she says.
- You have to be of a certain age even to know who that is.
- The enterprise will bring back memories to people of a certain age who remember a coffee bar in the shop next door when rock'n'roll was young.
- Women of a certain age and economic status are no longer willing to settle and simper.
- It was full of ladies of a certain age in flowery swimming caps.
- Being of a certain age and background, I was wont to sport the occasional safety pin back in my teens.

Origin

Middle English: from Old French, based on Latin certus 'settled, sure'.

Rhymes

Curtin

Definition of certain in US English:

certain

adjectiveˈsərtnˈsərtn

1Known for sure; established beyond doubt.
it's certain that more changes are in the offing
毫无疑问，将会有更多的变化。
she looks certain to win an Oscar
她看来肯定会赢得奥斯卡奖。
Example sentencesExamples
- There's no more sure and certain indication that you're not in control than this.
- A vote on this issue was withdrawn last week, as it was certain to be defeated.
- The only certain thing is that the next record will sound nothing like it.
- It acts as a certain guarantee for the freedoms a writer needs, such as the air to breathe.
- The effort was no more than the home side deserved at that stage and it seemed certain that they would go on to win.
- Kent were all out for 339 and Somerset had rescued a victory from almost certain defeat.
- If Asda does push ahead with the new format, it is certain to test the concept first.
- His job is not to convince them to vote for him on Tuesday in the first ballot - he is almost certain to win that vote.
- No credible alternative will brave the embarrassment of certain heavy defeat.
- The chase is over almost before it has begun and Freya's grip is sure and certain.
- First, we must recognise that faith to appropriate God's abundance is certain to be tested.
- One thing is certain though, the trust will no longer have my support in any form.
- Hope is that certain and unfailing goal that God has set before His children.
- On the contrary, its effect was certain to be that more people were injured and killed in accidents.
- It will be hard, and it may not ensure victory, but any other way is certain defeat.
- Mr Brown was certain to win the seat, the only question was the size of the majority.
- It was wryly noted that the heavens had delivered the Scots from certain defeat.
Synonyms
unquestionable, sure, definite, beyond question, not in question, not in doubt, beyond doubt, unequivocal, indubitable, undeniable, irrefutable, indisputable, incontrovertible, incontestable, obvious, patent, manifest, evident, plain, clear, transparent, palpable, unmistakable, conclusive, recognized, confirmed, accepted, acknowledged, undisputed, undoubted, unquestioned, unchallenged, uncontested
sure, very likely, bound, destined, predestined, fated, trusted, assured of doing something
inevitable, assured, destined, predestined, fated
reliable, dependable, trustworthy, sound, foolproof, tested, tried and tested, effective, efficacious, guaranteed, sure, unfailing, infallible, unerring
1. 1.1 Having complete conviction about something; confident.
  确信的，毫无疑问的
  are you absolutely certain about this?
  这事你能绝对肯定吗？
  true and certain knowledge of the essence of existence
  Example sentencesExamples
  What I miss is the certain knowledge that if only she would quit, the world would be a better place.
  I am not certain about this particular rendition will taste, only time will tell.
  If you can't be certain about that then how can you be certain about anything?
  It is a very old poem from 1994 and not even I am certain about the origin of much of it.
  I am sure that after today's antics you are quite certain about what I did all day long.
  If you aren't sure about total numbers you can still send us a booking for those you are certain about.
  Surely that would be as big a torment to the families of his victims as the certain knowledge that they will never know.
  As with the gospel as a whole, it is impossible to be certain about earlier stages of composition.
  Ad folk need to be certain about who and how many people they are reaching.
  Ella Lockett from Bassett Green admitted she wasn't certain about joining the group.
  Take out a piece of paper and write down the things you are pretty much certain about.
  Whatever the future holds, the one thing he can be certain about is how much he will miss Blackburn Rovers.
  OK, that was a bit strong, and I am actually much less certain about the issue than that.
  Widdecombe does, though, concede that it is hard to be certain about what never happened.
  If one thing is certain about the war in Iraq, it is that lawyers are making a packet.
  I am not certain about that, your Honour, but my belief is that it did not go on appeal.
  That is a fact that we can be certain about without having to be a marlin to know it.
  Of course nobody can be certain about future developments and how the trade union leaders will act.
  I woke up this morning so bloody sure of everything and now am slightly less certain.
  He is just as certain about this as he is about wanting to reach his sporting potential as an adult, not as a teenager.
  Synonyms
  sure, confident, positive, convinced, in no doubt, unshaken in one's belief, secure in one's belief, easy in one's mind, satisfied, assured, persuaded
2attributive Specific but not explicitly named or stated.
某种的
he raised certain personal problems with me
他问了我一些个人问题。
the exercise was causing him a certain amount of pain
这种锻炼使他感到有些疼。
Example sentencesExamples
- For every advanced feature added, I increasingly expect to be able to do certain things.
- Foreigners know that you need experience in your field to able to have a certain job.
- Depending on the status of the field only certain units may be able to operate from the area.
- In this connection the Bank relies on certain observations of Lord Steyn in Williams v.
- The Employer's pleading relied on certain express and implied terms of the contract.
- In certain conditions he is able to see the fate of those who have disappeared.
- As a male I have never been able to understand why a certain variety of my own sex cannot take defeat by a woman.
- They knew that a just society relies on a certain level of order and cohesiveness.
- He also relied upon certain paragraphs in the Guidance issued by the Secretary of State.
- I'm not trying to sound like a saint, but we take for granted that we are healthy and able to live a certain way.
- Those who do not have a problem will be able to pick out certain numbers or shapes from within the dot patterns.
- Life is not just about living and dying and as such we all should be able to enjoy a certain quality of life.
- Many anglers did not renew in April because they weren't able to fish in certain areas.
- Since he won Pop Idol, certain areas of the media have sought to blame Young for all the world's ills.
- If you do this out of necessity rather than choice you may be able to claim certain running costs.
- If you want a certain party to win, it is better that you persuade many others to vote for them than vote yourself.
- Yet, they keep winning, whilst certain pretenders have experienced a few slips.
- Tricks have no value in themselves; the object is to win tricks with certain cards in them.
- I think when you play a character you have to be able to relate to certain aspects.
- If we had stuck a few more phases on certain moves the win would have been more comfortable.
Synonyms
determined, definite, fixed, established, precise, defined, exact, explicit, express
particular, specific, individual, special, especial
1. 2.1 Used when mentioning the name of someone not known to the reader or hearer.
  某个的（用以提起一个读者或交谈对方不熟悉的姓名）
  a certain General Percy captured the town
  一位叫珀西的将军占领了这座城镇。
  Example sentencesExamples
  When a certain Mr. Po assisted with military affairs on the northern frontier, he obtained a well-bred horse to give to me.
  I saw a certain Mr. Drewett walking in the direction of Wall-street, and had the charity to tell him you would be at home in ten minutes.
  And this was a plagiarism from a certain Mr. "Toe" King, so called from this invention!

pronounˈsərtnˈsərtn

certain of

Some but not all.
某些，某几个
certain of his works have been edited
他的某些作品已被校订过了。
Example sentencesExamples
- EU citizens from other countries can vote in certain of our elections.
- My sense of humour used to be so dry that it was sometimes impossible to know how to take certain of my comments.
- In certain of the cases above, a necessary division of labor may occur within the task.
- The significant element of the film comes in the comments of certain of the documentary film-makers.
- I will attempt to suggest certain of the most crucial themes of that debate.

Phrases

for certain

Without any doubt.
肯定地，确切地，无疑地
I don't know for certain
我并不确切知道。
Example sentencesExamples
- In bright sunlight, with cameras all around the ground, no one could say for certain what had happened.
- It is too early to say for certain whether we are on the verge of a major breakthrough.
- No one can say for certain whether or not there are further rate rises on the way.
- If anything is known for certain, it is only that the deal was virtually inevitable.
- One thing is for certain - if this lady blows her top, many will not be happy about it.
- It's impossible to say for certain whether this girl survived because of her treatment or in spite of it.
- We will not know for certain till 2001 when figures on cattle with BSE are collected.
- One cannot say for certain whether it would reach the proportion which it had in the past decade.
- We do not know for certain whether heading the ball in soccer may result in chronic cognitive impairment.
- I can't find any trace of this, so can't for certain say whether it is or isn't true.
Synonyms
certainly, for certain, for sure, to be sure, definitely, undoubtedly, without doubt, doubtless, beyond any shadow of a doubt, beyond the shadow of a doubt, indubitably, unquestionably, incontestably, irrefutably, incontrovertibly, undeniably, without fail, inevitably, unavoidably

make certain

1with clauseTake action to ensure that something happens or is the case.
（采取行动）确保（某事发生）；查实（某事），查明（某事属实）
I made certain that our paths would never cross again
Example sentencesExamples
- I told the person caring for him to make certain that coin went with him to his room.
- If you do pull weeds, the only way to ensure the plant won't come back is to make certain the entire root system is removed.
- This is all about ensuring, making certain that every legal vote counts.
- As the manufacturer of one of the most popular vehicles out in today's roads and highways, the Ford Motor Company has made certain that they would ensure quality, safe, and reliable vehicles.
- For tenants this is a new situation and great care must be taken to make certain that every factor is properly dealt with.
- The duty on the company in this case was to ensure, ie to make certain, that persons are not exposed to risk.
- At the beginning of class, the teachers made certain everyone had instructional materials and supplies as they ensured no one was left out.
- And we have to make certain that we're properly taken care of from a defense perspective.
- If you make up your mind to live from writing, it is prudent to make certain that your work is good, he added.
- General Powell had learned his lesson from the Panama invasion and ensured not only media access but made certain the right kind of spokesman stood before the camera lens before the American audience.
Synonyms
make sure, ensure, see to it
1. 1.1Establish whether something is definitely correct or true.
  确定（某事是否正确或真实）
  he probably knew her, but it didn't do any harm to make certain
  他很可能认识她，但确定一下是否如此并没什么坏处。
  Example sentencesExamples
  It entails, for instance, making certain that a nearby aquifer can adequately support the local population's long-term water needs before tapping the source and constructing a water system.
  The only useful use of Galileo is to make certain whether or not the football crossed the goal line!
  He waited until all his children had grown up and left home before running for Council, and, even then, made certain his family was supportive of his foray into municipal politics.
  He also examined her to make certain she could bear the child without suffering undo strain.
  Synonyms
  make sure, ensure, see to it

Origin

Middle English: from Old French, based on Latin certus ‘settled, sure’.

词汇	certain
释义	Definition of certain in English: certain adjective ˈsəːt(ə)nˈsərtn 1Able to be firmly relied on to happen or be the case. 有把握的，可靠的，无疑的，肯定的 it's certain that more changes are in the offing 毫无疑问，将会有更多的变化。 she looks certain to win an Oscar 她看来肯定会赢得奥斯卡奖。 Example sentencesExamples It acts as a certain guarantee for the freedoms a writer needs, such as the air to breathe. If Asda does push ahead with the new format, it is certain to test the concept first. One thing is certain though, the trust will no longer have my support in any form. Mr Brown was certain to win the seat, the only question was the size of the majority. On the contrary, its effect was certain to be that more people were injured and killed in accidents. Kent were all out for 339 and Somerset had rescued a victory from almost certain defeat. The chase is over almost before it has begun and Freya's grip is sure and certain. It will be hard, and it may not ensure victory, but any other way is certain defeat. It was wryly noted that the heavens had delivered the Scots from certain defeat. The only certain thing is that the next record will sound nothing like it. His job is not to convince them to vote for him on Tuesday in the first ballot - he is almost certain to win that vote. First, we must recognise that faith to appropriate God's abundance is certain to be tested. There's no more sure and certain indication that you're not in control than this. Hope is that certain and unfailing goal that God has set before His children. The effort was no more than the home side deserved at that stage and it seemed certain that they would go on to win. A vote on this issue was withdrawn last week, as it was certain to be defeated. No credible alternative will brave the embarrassment of certain heavy defeat. Synonyms unquestionable, sure, definite, beyond question, not in question, not in doubt, beyond doubt, unequivocal, indubitable, undeniable, irrefutable, indisputable, incontrovertible, incontestable, obvious, patent, manifest, evident, plain, clear, transparent, palpable, unmistakable, conclusive, recognized, confirmed, accepted, acknowledged, undisputed, undoubted, unquestioned, unchallenged, uncontested there are no two ways about it informal as sure as eggs is eggs sure, very likely, bound, destined, predestined, fated, trusted, assured of doing something British informal nailed on inevitable, assured, destined, predestined, fated reliable, unavoidable, inescapable, automatic, bound to happen, sure to happen, unpreventable, inexorable, ineluctable, predictable, necessary, out of one's hands informal in the bag reliable, dependable, trustworthy, sound, foolproof, tested, tried and tested, effective, efficacious, guaranteed, sure, unfailing, infallible, unerring informal sure-fire dated sovereign 1.1 Having or showing complete conviction about something. 确信的，毫无疑问的 are you absolutely certain about this? 这事你能绝对肯定吗？ Example sentencesExamples It is a very old poem from 1994 and not even I am certain about the origin of much of it. If one thing is certain about the war in Iraq, it is that lawyers are making a packet. Take out a piece of paper and write down the things you are pretty much certain about. If you can't be certain about that then how can you be certain about anything? Of course nobody can be certain about future developments and how the trade union leaders will act. I am not certain about this particular rendition will taste, only time will tell. Widdecombe does, though, concede that it is hard to be certain about what never happened. OK, that was a bit strong, and I am actually much less certain about the issue than that. I am sure that after today's antics you are quite certain about what I did all day long. Whatever the future holds, the one thing he can be certain about is how much he will miss Blackburn Rovers. That is a fact that we can be certain about without having to be a marlin to know it. As with the gospel as a whole, it is impossible to be certain about earlier stages of composition. He is just as certain about this as he is about wanting to reach his sporting potential as an adult, not as a teenager. I woke up this morning so bloody sure of everything and now am slightly less certain. Surely that would be as big a torment to the families of his victims as the certain knowledge that they will never know. If you aren't sure about total numbers you can still send us a booking for those you are certain about. I am not certain about that, your Honour, but my belief is that it did not go on appeal. Ad folk need to be certain about who and how many people they are reaching. What I miss is the certain knowledge that if only she would quit, the world would be a better place. Ella Lockett from Bassett Green admitted she wasn't certain about joining the group. Synonyms sure, confident, positive, convinced, in no doubt, unshaken in one's belief, secure in one's belief, easy in one's mind, satisfied, assured, persuaded (be certain), have no doubt, not question, hold the unwavering view 2attributive Specific but not explicitly named or stated. 某种的 he raised certain personal problems with me 他问了我一些个人问题。 the exercise was causing him a certain amount of pain 这种锻炼使他感到有些疼。 Example sentencesExamples Life is not just about living and dying and as such we all should be able to enjoy a certain quality of life. If you want a certain party to win, it is better that you persuade many others to vote for them than vote yourself. In this connection the Bank relies on certain observations of Lord Steyn in Williams v. They knew that a just society relies on a certain level of order and cohesiveness. As a male I have never been able to understand why a certain variety of my own sex cannot take defeat by a woman. If we had stuck a few more phases on certain moves the win would have been more comfortable. He also relied upon certain paragraphs in the Guidance issued by the Secretary of State. Since he won Pop Idol, certain areas of the media have sought to blame Young for all the world's ills. I think when you play a character you have to be able to relate to certain aspects. If you do this out of necessity rather than choice you may be able to claim certain running costs. Those who do not have a problem will be able to pick out certain numbers or shapes from within the dot patterns. In certain conditions he is able to see the fate of those who have disappeared. I'm not trying to sound like a saint, but we take for granted that we are healthy and able to live a certain way. For every advanced feature added, I increasingly expect to be able to do certain things. Yet, they keep winning, whilst certain pretenders have experienced a few slips. Foreigners know that you need experience in your field to able to have a certain job. The Employer's pleading relied on certain express and implied terms of the contract. Tricks have no value in themselves; the object is to win tricks with certain cards in them. Depending on the status of the field only certain units may be able to operate from the area. Many anglers did not renew in April because they weren't able to fish in certain areas. Synonyms determined, definite, fixed, established, precise, defined, exact, explicit, express particular, specific, individual, special, especial 2.1 Used when mentioning the name of someone not known to the reader or hearer. 某个的（用以提起一个读者或交谈对方不熟悉的姓名） a certain General Percy captured the town 一位叫珀西的将军占领了这座城镇。 Example sentencesExamples And this was a plagiarism from a certain Mr. "Toe" King, so called from this invention! I saw a certain Mr. Drewett walking in the direction of Wall-street, and had the charity to tell him you would be at home in ten minutes. When a certain Mr. Po assisted with military affairs on the northern frontier, he obtained a well-bred horse to give to me. pronounˈsəːt(ə)nˈsərtn certain of Some but not all. 某些，某几个 certain of his works have been edited 他的某些作品已被校订过了。 Example sentencesExamples The significant element of the film comes in the comments of certain of the documentary film-makers. I will attempt to suggest certain of the most crucial themes of that debate. My sense of humour used to be so dry that it was sometimes impossible to know how to take certain of my comments. In certain of the cases above, a necessary division of labor may occur within the task. EU citizens from other countries can vote in certain of our elections. Phrases for certain Without any doubt. 肯定地，确切地，无疑地 I don't know for certain 我并不确切知道。 Example sentencesExamples One cannot say for certain whether it would reach the proportion which it had in the past decade. No one can say for certain whether or not there are further rate rises on the way. We do not know for certain whether heading the ball in soccer may result in chronic cognitive impairment. I can't find any trace of this, so can't for certain say whether it is or isn't true. It's impossible to say for certain whether this girl survived because of her treatment or in spite of it. We will not know for certain till 2001 when figures on cattle with BSE are collected. In bright sunlight, with cameras all around the ground, no one could say for certain what had happened. If anything is known for certain, it is only that the deal was virtually inevitable. It is too early to say for certain whether we are on the verge of a major breakthrough. One thing is for certain - if this lady blows her top, many will not be happy about it. Synonyms certainly, for certain, for sure, to be sure, definitely, undoubtedly, without doubt, doubtless, beyond any shadow of a doubt, beyond the shadow of a doubt, indubitably, unquestionably, incontestably, irrefutably, incontrovertibly, undeniably, without fail, inevitably, unavoidably make certain 1with clauseTake action to ensure that something happens. （采取行动）确保（某事发生）；查实（某事），查明（某事属实） make certain Lewis knows all the facts I made certain that our paths would never cross again Example sentencesExamples As the manufacturer of one of the most popular vehicles out in today's roads and highways, the Ford Motor Company has made certain that they would ensure quality, safe, and reliable vehicles. General Powell had learned his lesson from the Panama invasion and ensured not only media access but made certain the right kind of spokesman stood before the camera lens before the American audience. At the beginning of class, the teachers made certain everyone had instructional materials and supplies as they ensured no one was left out. If you make up your mind to live from writing, it is prudent to make certain that your work is good, he added. The duty on the company in this case was to ensure, ie to make certain, that persons are not exposed to risk. If you do pull weeds, the only way to ensure the plant won't come back is to make certain the entire root system is removed. This is all about ensuring, making certain that every legal vote counts. And we have to make certain that we're properly taken care of from a defense perspective. I told the person caring for him to make certain that coin went with him to his room. For tenants this is a new situation and great care must be taken to make certain that every factor is properly dealt with. Synonyms make sure, ensure, see to it 1.1Establish whether something is definitely the case. 确定（某事是否正确或真实） he probably knew her, but it didn't do any harm to make certain 他很可能认识她，但确定一下是否如此并没什么坏处。 Example sentencesExamples It entails, for instance, making certain that a nearby aquifer can adequately support the local population's long-term water needs before tapping the source and constructing a water system. The only useful use of Galileo is to make certain whether or not the football crossed the goal line! He waited until all his children had grown up and left home before running for Council, and, even then, made certain his family was supportive of his foray into municipal politics. He also examined her to make certain she could bear the child without suffering undo strain. Synonyms make sure, ensure, see to it of a certain age No longer young (used politely or euphemistically) women of a certain age swooned over his acerbic wit men of a certain age who still dream that they might have been a great football player in their youth Example sentencesExamples "I have some very lovely letters from gentlemen of a certain age," she says. You have to be of a certain age even to know who that is. The enterprise will bring back memories to people of a certain age who remember a coffee bar in the shop next door when rock'n'roll was young. Women of a certain age and economic status are no longer willing to settle and simper. It was full of ladies of a certain age in flowery swimming caps. Being of a certain age and background, I was wont to sport the occasional safety pin back in my teens. Origin Middle English: from Old French, based on Latin certus 'settled, sure'. Rhymes Curtin adj.1 phr. Definition of certain in US English: certain adjectiveˈsərtnˈsərtn 1Known for sure; established beyond doubt. it's certain that more changes are in the offing 毫无疑问，将会有更多的变化。 she looks certain to win an Oscar 她看来肯定会赢得奥斯卡奖。 Example sentencesExamples There's no more sure and certain indication that you're not in control than this. A vote on this issue was withdrawn last week, as it was certain to be defeated. The only certain thing is that the next record will sound nothing like it. It acts as a certain guarantee for the freedoms a writer needs, such as the air to breathe. The effort was no more than the home side deserved at that stage and it seemed certain that they would go on to win. Kent were all out for 339 and Somerset had rescued a victory from almost certain defeat. If Asda does push ahead with the new format, it is certain to test the concept first. His job is not to convince them to vote for him on Tuesday in the first ballot - he is almost certain to win that vote. No credible alternative will brave the embarrassment of certain heavy defeat. The chase is over almost before it has begun and Freya's grip is sure and certain. First, we must recognise that faith to appropriate God's abundance is certain to be tested. One thing is certain though, the trust will no longer have my support in any form. Hope is that certain and unfailing goal that God has set before His children. On the contrary, its effect was certain to be that more people were injured and killed in accidents. It will be hard, and it may not ensure victory, but any other way is certain defeat. Mr Brown was certain to win the seat, the only question was the size of the majority. It was wryly noted that the heavens had delivered the Scots from certain defeat. Synonyms unquestionable, sure, definite, beyond question, not in question, not in doubt, beyond doubt, unequivocal, indubitable, undeniable, irrefutable, indisputable, incontrovertible, incontestable, obvious, patent, manifest, evident, plain, clear, transparent, palpable, unmistakable, conclusive, recognized, confirmed, accepted, acknowledged, undisputed, undoubted, unquestioned, unchallenged, uncontested sure, very likely, bound, destined, predestined, fated, trusted, assured of doing something inevitable, assured, destined, predestined, fated reliable, dependable, trustworthy, sound, foolproof, tested, tried and tested, effective, efficacious, guaranteed, sure, unfailing, infallible, unerring 1.1 Having complete conviction about something; confident. 确信的，毫无疑问的 are you absolutely certain about this? 这事你能绝对肯定吗？ true and certain knowledge of the essence of existence Example sentencesExamples What I miss is the certain knowledge that if only she would quit, the world would be a better place. I am not certain about this particular rendition will taste, only time will tell. If you can't be certain about that then how can you be certain about anything? It is a very old poem from 1994 and not even I am certain about the origin of much of it. I am sure that after today's antics you are quite certain about what I did all day long. If you aren't sure about total numbers you can still send us a booking for those you are certain about. Surely that would be as big a torment to the families of his victims as the certain knowledge that they will never know. As with the gospel as a whole, it is impossible to be certain about earlier stages of composition. Ad folk need to be certain about who and how many people they are reaching. Ella Lockett from Bassett Green admitted she wasn't certain about joining the group. Take out a piece of paper and write down the things you are pretty much certain about. Whatever the future holds, the one thing he can be certain about is how much he will miss Blackburn Rovers. OK, that was a bit strong, and I am actually much less certain about the issue than that. Widdecombe does, though, concede that it is hard to be certain about what never happened. If one thing is certain about the war in Iraq, it is that lawyers are making a packet. I am not certain about that, your Honour, but my belief is that it did not go on appeal. That is a fact that we can be certain about without having to be a marlin to know it. Of course nobody can be certain about future developments and how the trade union leaders will act. I woke up this morning so bloody sure of everything and now am slightly less certain. He is just as certain about this as he is about wanting to reach his sporting potential as an adult, not as a teenager. Synonyms sure, confident, positive, convinced, in no doubt, unshaken in one's belief, secure in one's belief, easy in one's mind, satisfied, assured, persuaded 2attributive Specific but not explicitly named or stated. 某种的 he raised certain personal problems with me 他问了我一些个人问题。 the exercise was causing him a certain amount of pain 这种锻炼使他感到有些疼。 Example sentencesExamples For every advanced feature added, I increasingly expect to be able to do certain things. Foreigners know that you need experience in your field to able to have a certain job. Depending on the status of the field only certain units may be able to operate from the area. In this connection the Bank relies on certain observations of Lord Steyn in Williams v. The Employer's pleading relied on certain express and implied terms of the contract. In certain conditions he is able to see the fate of those who have disappeared. As a male I have never been able to understand why a certain variety of my own sex cannot take defeat by a woman. They knew that a just society relies on a certain level of order and cohesiveness. He also relied upon certain paragraphs in the Guidance issued by the Secretary of State. I'm not trying to sound like a saint, but we take for granted that we are healthy and able to live a certain way. Those who do not have a problem will be able to pick out certain numbers or shapes from within the dot patterns. Life is not just about living and dying and as such we all should be able to enjoy a certain quality of life. Many anglers did not renew in April because they weren't able to fish in certain areas. Since he won Pop Idol, certain areas of the media have sought to blame Young for all the world's ills. If you do this out of necessity rather than choice you may be able to claim certain running costs. If you want a certain party to win, it is better that you persuade many others to vote for them than vote yourself. Yet, they keep winning, whilst certain pretenders have experienced a few slips. Tricks have no value in themselves; the object is to win tricks with certain cards in them. I think when you play a character you have to be able to relate to certain aspects. If we had stuck a few more phases on certain moves the win would have been more comfortable. Synonyms determined, definite, fixed, established, precise, defined, exact, explicit, express particular, specific, individual, special, especial 2.1 Used when mentioning the name of someone not known to the reader or hearer. 某个的（用以提起一个读者或交谈对方不熟悉的姓名） a certain General Percy captured the town 一位叫珀西的将军占领了这座城镇。 Example sentencesExamples When a certain Mr. Po assisted with military affairs on the northern frontier, he obtained a well-bred horse to give to me. I saw a certain Mr. Drewett walking in the direction of Wall-street, and had the charity to tell him you would be at home in ten minutes. And this was a plagiarism from a certain Mr. "Toe" King, so called from this invention! pronounˈsərtnˈsərtn certain of Some but not all. 某些，某几个 certain of his works have been edited 他的某些作品已被校订过了。 Example sentencesExamples EU citizens from other countries can vote in certain of our elections. My sense of humour used to be so dry that it was sometimes impossible to know how to take certain of my comments. In certain of the cases above, a necessary division of labor may occur within the task. The significant element of the film comes in the comments of certain of the documentary film-makers. I will attempt to suggest certain of the most crucial themes of that debate. Phrases for certain Without any doubt. 肯定地，确切地，无疑地 I don't know for certain 我并不确切知道。 Example sentencesExamples In bright sunlight, with cameras all around the ground, no one could say for certain what had happened. It is too early to say for certain whether we are on the verge of a major breakthrough. No one can say for certain whether or not there are further rate rises on the way. If anything is known for certain, it is only that the deal was virtually inevitable. One thing is for certain - if this lady blows her top, many will not be happy about it. It's impossible to say for certain whether this girl survived because of her treatment or in spite of it. We will not know for certain till 2001 when figures on cattle with BSE are collected. One cannot say for certain whether it would reach the proportion which it had in the past decade. We do not know for certain whether heading the ball in soccer may result in chronic cognitive impairment. I can't find any trace of this, so can't for certain say whether it is or isn't true. Synonyms certainly, for certain, for sure, to be sure, definitely, undoubtedly, without doubt, doubtless, beyond any shadow of a doubt, beyond the shadow of a doubt, indubitably, unquestionably, incontestably, irrefutably, incontrovertibly, undeniably, without fail, inevitably, unavoidably make certain 1with clauseTake action to ensure that something happens or is the case. （采取行动）确保（某事发生）；查实（某事），查明（某事属实） I made certain that our paths would never cross again Example sentencesExamples I told the person caring for him to make certain that coin went with him to his room. If you do pull weeds, the only way to ensure the plant won't come back is to make certain the entire root system is removed. This is all about ensuring, making certain that every legal vote counts. As the manufacturer of one of the most popular vehicles out in today's roads and highways, the Ford Motor Company has made certain that they would ensure quality, safe, and reliable vehicles. For tenants this is a new situation and great care must be taken to make certain that every factor is properly dealt with. The duty on the company in this case was to ensure, ie to make certain, that persons are not exposed to risk. At the beginning of class, the teachers made certain everyone had instructional materials and supplies as they ensured no one was left out. And we have to make certain that we're properly taken care of from a defense perspective. If you make up your mind to live from writing, it is prudent to make certain that your work is good, he added. General Powell had learned his lesson from the Panama invasion and ensured not only media access but made certain the right kind of spokesman stood before the camera lens before the American audience. Synonyms make sure, ensure, see to it 1.1Establish whether something is definitely correct or true. 确定（某事是否正确或真实） he probably knew her, but it didn't do any harm to make certain 他很可能认识她，但确定一下是否如此并没什么坏处。 Example sentencesExamples It entails, for instance, making certain that a nearby aquifer can adequately support the local population's long-term water needs before tapping the source and constructing a water system. The only useful use of Galileo is to make certain whether or not the football crossed the goal line! He waited until all his children had grown up and left home before running for Council, and, even then, made certain his family was supportive of his foray into municipal politics. He also examined her to make certain she could bear the child without suffering undo strain. Synonyms make sure, ensure, see to it Origin Middle English: from Old French, based on Latin certus ‘settled, sure’. adj.1 phr.
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