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 TOEFL IELTS GRE TEM8 BEC

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

To be one flesh when prices fluctuate.
物价波动了，就融为一体。
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。
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。
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。
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。
Without consensus about the effects of carbon dioxide emissions on climate change, these subsidies will fluctuate.
由于各方对二氧化碳排放对气候变化的影响缺乏共识，这些补贴将是不稳定的。
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。
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。
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。
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；