fluctuate

英 [ˈflʌktʃueɪt]

美 [ˈflʌktʃueɪt]

v.  (大小、数量、质量等)波动; (在…之间)起伏不定

过去式：fluctuated　第三人称单数：fluctuates　过去分词：fluctuated　现在分词：fluctuating　

CET6考研TOEFLIELTSGRETEM8BEC

Collins.1 / BNC.11623 / COCA.12670

牛津词典

verb

• （大小、数量、质量等）波动；（在…之间）起伏不定
  to change frequently in size, amount, quality, etc., especially from one extreme to another
  1. fluctuating prices
     波动的价格
  2. 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。
  3. Temperatures can fluctuate by as much as 10 degrees.
     温差可达10度之多。
  4. My mood seems to fluctuate from day to day.
     我的情绪似乎天天在变。

柯林斯词典

• VERB 变动;波动;上下浮动
  If somethingfluctuates, it changes a lot in an irregular way.
  1. Body temperature can fluctuate if you are ill.
     人患病后体温可能会上下波动。
  2. ...the fluctuating price of oil.
     油价的浮动

英英释义

verb

• be unstable
  1. The stock market fluctuates
• move or sway in a rising and falling or wavelike pattern
  1. the line on the monitor vacillated
  Synonym:vacillatewaver
• cause to fluctuate or move in a wavelike pattern

双语例句

• As prices fluctuate, the dollar-cost averager will buy more of the market when prices are low, and less when prices are high.
  随着股市波动，当股价下跌时，按照平均成本法投资将买入更多股票，而当股价上涨时，则买入的更少。
• Under the managed floating exchange rate regime, exchange rates always fluctuate acutely.
  在管理浮动汇率制度下，汇率波动一直相当剧烈。
• This is where opinions fluctuate and, in many cases, conflict with the actual rules.
  这是波动的意见，在许多情况下，与实际的冲突规则。
• We find that the surplus consumption ratio can induce the asset price to fluctuate.
  剩余消费比率是股票市场内部波动性的一个来源，剩余消费比率的变动可以导致资产价格的波动。
• The results indicate that using Pcontroller to adjust tension could make tension fluctuate;
  研究发现，采用单纯比例调节器对张力进行控制易导致张力波动；
• To be one flesh when prices fluctuate.
  物价波动了，就融为一体。
• Currently, annual interest rates fluctuate between 1% and 2%.
  目前此类贷款的年利率在1%和2%之间波动。
• To wield, wave, or exhibit dramatically. Both the light and radio outputs fluctuate markedly.
  挥舞，舞动引人注目地挥舞、摇曳或展现光和无线电的输出都引人注目地起伏变化。
• Body temperature can fluctuate if you are ill.
  人患病后体温可能会上下波动。
• The committee said threats to the economic outlook have increased, and inflation rates continue to fluctuate.
  该委员会说，对经济前景的威胁增加，通货膨胀率继续波动。