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

• The problem with these demands is that they fluctuate between formal emptiness and impossible radicalization.
  这三项要求的问题是，它们是动摇在形式的空洞和无能的激进主义之间的。
• 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。
• 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。
• Economically identical, but their prices would fluctuate and fairly dramatically.
  它们在经济意义上是相同的，但是他们的价格，会有波动，而且非常剧烈。
• These rates of exchange fluctuate every day depending on economic circumstances within the two countries and transactions between them.
  根据两国内的经济情况以及它们之间的贸易，汇率每天都在波动。
• Electricity prices in Britain would be tied directly to gas prices, which can fluctuate wildly.
  英国的电价会与波动很大的天然气价格紧密相关。
• A: It's normal for body weight to fluctuate widely throughout the day.
  回答：体重在一天中有大的波动是正常的。
• As stated above, securities can fluctuate between periods of high volatility and low volatility.
  如前所述，证券之间波动时期的高波动性和低波动。
• The final price will fluctuate from company to company due to the use of different price formulas.
  由于采用了不同的价格计算方法，各个公司的最终价格会有所差异。
• 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。