1An act of presenting a play, concert, or other form of entertainment.

《唐·乔凡尼》1787年首次上演。

1. 1.1 An act of performing a dramatic role, song, or piece of music.
   （个人的）表演，演出；饰演
   Bailey gives a sound performance as the doctor

   贝利饰演医生的表演非常精彩。

   Example sentencesExamples

   • He has appeared as a chamber musician with many singers and instrumentalists and has taken part in first performances of many contemporary music pieces.
   • Although these veteran jazzmen take their music seriously, humor plays a role in their performances.
   • I would like to thank the young people who worked to put on a wonderful performance of Sound of Music at the Wyvern.
   • As if that was not enough they also had to find a way to impress the judges with a two-minute performance set to a piece of music of their own choice.
   • Also included in the lineup was a jazz night and on Wednesday night music lovers enjoyed performances which fused classical and trad sounds.
   • Back in the 17th and 18th centuries the only performances heard in complete silence were performances of sacred music.
   • At the same time it poses the most fundamental questions about what matters in a performance of a piece of music.
   • Though it took many years to establish the technique of sound on film, live music accompanied public performances.
   • When was the last time you sat down in your own home to listen to a full performance of a piece of music, with no other distractions?
   • Another commonality between the two stage divas is an emphasis on theatre standards as dramatic performances, not merely nice old songs.
   • It also includes songs and live music performances, although the core of the show is still the Irish folk dance.
   • Dances and songs often accompanied the performances.
   • It features recordings of performances by the junior and chamber choirs and also instrumental music and solo performances by a number of accomplished musicians and singers.
   • The production includes a large cast with performances in music, dance, song and comedy.
   • Each disc contains three complete music performances, some of which we only see pieces of during the episodes.
   • Traditional recreation involves storytelling and performances of music, dance, and song.
   • Four of these were for performers who gave an original performance of a well-known piece of drama or music.
   • Highly stylized dramatic performances were accompanied by music.
   • His radical idea was that whatever sounds listeners heard during the performance constituted the music.
   • When I visit on the last day of the symposium, the exhibition is accompanied by outdoor performances of songs and poems.

   Synonyms

   rendition, rendering, interpretation, account, playing, acting, representation, staging
2. 1.2British informal A display of exaggerated behaviour or a process involving a great deal of unnecessary time and effort; a fuss.
   〈非正式〉（夸张的）行为，举动；（浪费大量不必要时间和精力的）步骤；大惊小怪
   he stopped to fasten his shoelace and seemed to be making quite a performance of it

   他停下来系鞋带，但是看起来动作很夸张。

   Synonyms

   fuss, fuss and bother, production, palaver, parade, scene, display, exhibition

   informal song and dance, to-do, hoo-ha, ballyhoo, business, pantomime, hoopla

   British informal carry-on

   New Zealand informal bobsy-die

2mass noun The action or process of performing a task or function.

连续做一种工作能把人变成机器。

1. 2.1 A task or operation seen in terms of how successfully it is performed.
   工作情况；表现
   pay increases are now being linked more closely to performance

   加薪现在与工作成绩更紧密地挂起钩来。

   count noun it was a tremendous all-round performance by Wigan

   那是威根所作的一次极好的全面展示。

   Example sentencesExamples

   • The report measures the three key performance targets, which many hospitals across England and Wales failed to hit.
   • Dublin remains a divided city in terms of academic performance.
   • Policing performance targets set by the Government are stifling officers' ability to do their job, a report claims.
   • Since improving health is the defining goal of the health system, we report performance in terms of that goal.
   • They have been shown to enhance clinical performance in terms of drug dosing and preventive care.
   • These drills are performed to develop cardio-vascular fitness and muscle power in terms of performance.
   • Police could lose money or be asked to resign if they don't meet strict performance targets set by the Greater Manchester force.
   • And that too maybe a very big contributor to why these kids are so good in terms of their mathematical performance.
   • Students believe that the College is hoping to improve academic performance during Michaelmas term.
   • The new franchise runs for eight years and nine months, with the final two years dependent on achieving performance targets.
   • While the market's not racing away, it has been fairly solid in terms of performance.
   • The most recent tests proved very positive in both performance and reliability terms.
   • As learners, they may perceive a benefit in terms of application to performance in senior years.
   • This will protect it against further market gyrations, but will hamper performance long term.
   • In terms of overall retail performance, there was no suggestion that the retail sector was in crisis.
   • I will measure performance in terms of achievement at the top line taking into account how much money we put behind the brands.
   • A lot of the key building blocks are now in place but have yet to pay off in terms of performance.
   • But local health chiefs were warned some of this extra money depends on them meeting tough performance targets.
   • Studies have shown that private pension funds provide the worst performance - even in terms of what they deliver on the stock market.
   • Can the people afford to trust the group with its record of failure in terms of performance and financial management?

   Synonyms

   operation, working, functioning
2. 2.2 The capabilities of a machine, product, or vehicle.
   the hardware is put through tests which assess the performance of the processor

   硬件经过了处理器性能评估检测。

   as modifier a performance car

   Example sentencesExamples

   • Second, performance collapses very rapidly once the tipping threshold is exceeded.
   • Instead, it will rely on factors other than a faster clock speed to improve the performance of its chips.
   • The machines sharing the work usually come to have different performance capabilities.
   • Also, sealing was suspect, so performance dropped rapidly after use in the rain.
   • We tested to see if the increased performance met the theoretical speed boost.
   • It puts frequently accessed information into a high performance and a high capacity storage system.
   • The first involves tuning existing structural fiber products to improve performance.
   • The days of making huge gains in engine performance are behind us now.
   • Each organization will have its own tolerance level for speed and performance.
   • The operator can notice changes in machine performance and handling to some degree.
   • Not if you were raised on a steady diet of hot rods, muscle cars and performance vehicles.
   • These products deliver outstanding performance year after year and represent the ultimate in quality.
   • Will a slower speed device affect performance of a faster device if they are on the same channel?
   • Only the latter two speed up performance while simultaneously enhancing data safety.
   • A small weight penalty is well worth it for the performance and durability solution gained.
   • This technology offers improved assay performance as well as speed and automation in one system.
   • Technological advancements have delivered major gains in lighting performance.
   • By programming all functionality in the kernel, we can make gains in performance.
   • In this way, administrators can balance not just capacity but performance as well.
   • With this development, significant gains in performance seem to be within reach once again.

   Synonyms

   functioning, working, operation, running, behaviour, capabilities, capability, capacity, power, potential
3. 2.3 The extent to which an investment is profitable, especially in relation to other investments.
   （投资的）利润率，回报率
   unit-trust performance

   Example sentencesExamples

   • Investment performance is dependent on fund managers making good decisions consistently.
   • Investors have to be careful when examining investment performance.
   • If you can, you may choose to keep the endowment going as a separate investment and hope that performance improves but of course there is no guarantee.
   • Many investors first consider the investment performance of a unit trust before they actually buy units.
   • Returns also vary with the investment performance of the financial experts managing the funds.
4. 2.4Linguistics An individual's use of a language, i.e. what a speaker actually says, including hesitations, false starts, and errors.
   〔语言学〕语言表现，言语行为。常与COMPETENCE 相对
   Often contrasted with competence

   Example sentencesExamples

   • The notion is intended to replace his dichotomy of competence and performance.