fluctuate

听听怎么读

英 [ˈflʌktʃueɪt]

美 [ˈflʌktʃuˌet]

是什么意思

vi.

波动；涨落；

vt.

使波动；使动摇；

变形

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

双语释义

v.(动词)

vi. 波动,涨落,起伏 change continually or frequently

英英释义

fluctuate[ 'flʌktjueit ]

v.
- cause to fluctuate or move in a wavelike pattern
- move or sway in a rising and falling or wavelike pattern
  同义词：vacillatewaver
- be unstable
  "The stock market fluctuates"

学习怎么用

词汇搭配

用作动词 (v.)

～+介词

fluctuate according to随…浮动
fluctuate between时而…
fluctuate from...to...从…到…变化
fluctuate in在…波动
fluctuate with随…浮动

同近义词辨析

fluctuate, alteration, change, modify, convert, shift（in）, alternation, alter, variations

fluctuate没有规律的上下波动

alteration强调细节的变化

change强调某种本质的变化

modify“更改，修改”程度略小并有趋缓之意

convert用途上的改变，也作态度和信仰的变化

shift（in）转换，转变

alternation 轮流，交替（take turn）

alter细枝末节的修改，而非脱胎换骨

variations指不规则的或断续的改变，或指一种东西改成了不同样式

双语例句

用作不及物动词(vi.)

Fruit prices fluctuate with the seasons.
水果价格随着季节波动。
Some investors panic when stock prices fluctuate wildly.
当股票价格大幅波动时,一些投资者便开始恐慌起来。
While the psychological unbalance may fluctuate the individual's original philosophy and regular act tendency which make conditions for the naissance of aberrance.
而心理的失衡极大地动摇了个体原有的人生观和行为定势 ,为越轨行为的产生创造了条件。
Both the light and radio outputs fluctuate markedly.
光和无线电的输出都引人注目地起伏变化。

权威例句

Why does IPO volume fluctuate so much? ☆
Why Does the Stock Market Fluctuate?
Why Bank Credit Policies Fluctuate: A Theory and Some Evidence
Proof that Properly Anticipated Prices Fluctuate Randomly
Proof that Properly Anticipated Prices Fluctuate Randomly
What induced China's energy intensity to fluctuate: 1997–2006?
Why Do Populations of Southern Pine Beetles (Coleoptera: Scolytidae) Fluctuate?
Levels of trkA and BDNF mRNA, but not NGF mRNA, fluctuate across the estrous cycle and increase in response to acute hormone replace...
BODY SIZE AND SEXUAL SIZE DIMORPHISM IN MARINE IGUANAS FLUCTUATE AS A RESULT OF OPPOSING NATURAL AND SEXUAL SELECTION - AN ISLAND CO...
Ecosystem Expansion and Contraction in Streams: Desert streams vary in both space and time and fluctuate dramatically in size

同义词

shake rise and fall destabilize

同根词

fluctuation fluctuating fluctuate

f开头的单词