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

• Commodity price, interest rate and exchange rate fluctuate.
  商品价格，利率及货币之汇率常在波动之中。
• Estimation is a very risky business when the margin for error can fluctuate significantly.
  评估是一个非常有风险的事情，误差可以有很大的波动。
• 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。
• Volatile markets also mean prices can fluctuate widely during shipping and processing.
  动荡的市场也意味着，在船运和加工过程中，价格可能大幅波动。
• In the system the values of various currencies fluctuate to restore balance of payments equilibrium.
  在这一制度中，以各种货币价值的波动来恢复国际收支差额的平衡。
• 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。
• 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。
• 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。
• Body temperature can fluctuate if you are ill.
  人患病后体温可能会上下波动。
• But no: neither rents nor mortgages fluctuate with the seasons.
  但事实并非如此：租金和抵押贷款都不会随着季节的更替而变动。