fluctuate

[ə:dӡ]

n., vi.

波动, 涨落, 起伏

(意见等)动摇不定

【常用短语】

allow (currencies) to fluctuate.

汇率浮动，让货币兑换值与其它货币自由形成其真正的比价标准。

not liable to fluctuate or especially to fall.

不易波动或尤其是不易下跌的。

To fluctuate or waver in making choices; vacillate.

犹豫选择时来回摆动；摆动

【习惯用语】.

change irregularly; fluctuate

变幻

constantly fluctuating patterns

长期波动的模式

【近义词】synonym

vacillate

[ˈvæsəˌleɪt]

vi.

观点（或立场等）摇摆；动摇(正式用语)

犹豫; 踌躇; 游移不定

I had for a time vacillated between teaching and journalism.

我曾在教师和记者两种职业间踌躇过。

【背句子记单词】

Do your moods fluctuate a lot?

你心情经常改变?

Prices fluctuate from year to year.

物价年年波动。