[VERB 动词]变动;波动;上下浮动 If something fluctuates, it changes a lot in an irregular way.
[V]
[V-ing]
Body temperature can fluctuate if you are ill.
人患病后体温可能会上下波动。
...the fluctuating price of oil.
油价的浮动
fluctuation
Don't worry about tiny fluctuations in your weight...
不要为体重的细微变化担心。
The calculations do not take into account any fluctuation in the share price.
这些计算没有考虑到股价的波动。
Oxford
fluc·tu·ateAWL/ˈflʌktʃueɪt; NAmEˈflʌktʃueɪt/verb[intransitive ]to change frequently in size, amount, quality, etc, especially from one extreme to another (大小、数量、质量等)波动;(在…之间)起伏不定SYN
vary
◆fluctuating prices波动的价格fluctuatebetween A and B ◆During the crisis, oil prices fluctuated between $20 and $40 a barrel.在危机时期,每桶石油价格在 20 元至 40 元之间波动。+ adv./prep.◆Temperatures can fluctuate by as much as 10 degrees.温差可达 10 度之多。◆My mood seems to fluctuate from day to day.我的情绪似乎天天在变。▶fluc·tu·ationAWLfluctuationfluctuations/ˌflʌktʃuˈeɪʃn; NAmEˌflʌktʃuˈeɪʃn/noun[countable , uncountable ]fluctuation(in/of sth) ◆wild fluctuations in interest rates利率的疯狂波动fluctuatefluctuatesfluctuatedfluctuatingfluc·tu·ate/ˈflʌktʃueɪt; NAmEˈflʌktʃueɪt/fluc·tu·ation/ˌflʌktʃuˈeɪʃn; NAmEˌflʌktʃuˈeɪʃn/
if a price or amount fluctuates, it keeps changing and becoming higher and lowerSYN varyfluctuate between Prices were volatile, fluctuating between $20 and $40.fluctuate around The number of children in the school fluctuates around 100. Insect populations fluctuate wildly from year to year.
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