| 例句 |
fluctuation noun
⇨ change 1change1 noun a change in the weather 天气的变化make changes to sth 改变某事change ♦︎ shift ♦︎ variation ♦︎ swing ♦︎ fluctuation ♦︎ variability ♦︎ alternationThese are all words for the act of becoming different, especially frequently. 这些词均表示改变、变化，尤指多变。PATTERNS AND COLLOCATIONS 句型和搭配◆a change / a shift / a variation / a swing / a fluctuation / variability / an alternation in sth◆a shift / a variation / a fluctuation / an alternation between A and B◆a shift / swing towards sth◆(a) considerable change / shift / variation / fluctuation / variability◆a big / dramatic / massive change / shift / variation / swing◆(a) small change / shift / variation / swing / fluctuations◆(a) rapid change / shift / fluctuation / alternation◆(a) random change / variation / fluctuation / alternation◆(a) seasonal change / variation / fluctuation◆to cause a change / a shift / a variation / a swing / fluctuations / variability◆to produce a change / a shift / a variation / a swing / fluctuations◆to show a change / a shift / a variation / a swing / fluctuation / an alternation / variability◆a change / a shift / a variation / a swing / fluctuation occurs■ change [countable, uncountable] the result of sth becoming different 改变；变化；变更◆We're hoping for a change in the weather.我们希望天气有所变化。◆There was no change in the patient's condition overnight.病人的病情整夜未变。◆She is someone who hates change.她是厌恶改变的人。◆How far does war bring about social change?战争带来的社会变动有多大？ⓘ A change [singular] is the fact of a situation, place or experience being different from what is usual and therefore likely to be interesting or enjoyable. 用作单数形式的a change指令人感兴趣或可喜的变化、变更◆Let's stay in tonight for a change.咱们今晚换换口味，就待在家里吧。◆It makes a change to read some good news for once.破例读到点好消息，真让人高兴。 ■ shift [countable] (especially journalism 尤用于新闻) a change in position or direction （位置或方向的）改变，转变◆These results mark a dramatic shift in public opinion.这些结果表明公众舆论发生了急剧变化。◆There was a gradual shift in the population away from the countryside to the towns.人口逐渐从农村向城镇转移。◆I detected a subtle shift towards our point of view.我察觉到转向我方观点的微妙变化。◆These climate shifts occurred over less than a decade.发生这些气候变化不超过十年。■ variation [countable, uncountable] frequent change in the amount, quality or level of sth （数量、质量或水平上频繁的）变化，变更，变动◆The dial records very slight variations in pressure.这个刻度盘能显示很微小的压力变化。◆Currency exchange rates are always subject to variation.货币汇率总在波动。◆We need to take seasonal variation into account (= depending on the time of year).我们需要考虑季节性波动。 see also variation ⇨ difference ■ swing [countable] a change from one opinion or situation to another; the amount by which sth changes （观点或情况的）改变；改变的程度◆He is liable to abrupt mood swings (= for example from being very happy to being very sad).他的情绪容易大起大落。◆Voting showed a 10% swing to Labour.投票显示10%的人转而支持工党。◆There are indications of a swing towards nuclear power.有迹象表明人们转而支持核能。ⓘ Swing is used especially to talk about political, social and cultural changes, as well as mood swings or swings of mood. * swing尤指政治、社会和文化方面的变化，“情绪变化”用mood swings或swings of mood。■ fluctuation / /ˌflʌktʃuˈeɪʃn/ / [countable, uncountable] (rather formal) frequent change in the size, amount, level or quality of sth, especially from one extreme to another （大小、数量、水平或质量上频繁剧烈的）波动◆The situation led to wild fluctuations in interest rates.这种情况导致了利率的大幅波动。◆Recent ice-cap surveys reveal climatic fluctuation.近期对冰冠进行的考察揭示了气候的波动。■ variability /ˌveəriəˈbɪləti; NAmE ˌveriəˈbɪləti, ˌværiəˈbɪləti/ [uncountable] (written) the fact of sth being likely to vary 可变性；易变性；反复不定◆The changes were attributed to natural climatic variability.这些变更是自然气候多变造成的。◆There is always a degree of variability in the exchange rate.汇率总是有一定幅度的变化。 see also variable ⇨ variable ■ alternation /ˌɔːltəˈneɪʃn; NAmE ˌɔːltərˈneɪʃn/ [uncountable, countable] (rather formal) a repeated change between different situations, feelings, types of behaviour or ideas （情况、情绪、行为或想法上重复性的）改变，变化◆the alternation of day and night昼夜交替◆Such rapid alternations of mood are a feature of her writing.如此快速的情绪变化是她文字作品的一个特征。ⓘ Alternations involve changing from one situation to another, and then back to the first situation again. * alternation指周而复始的变化。 |