fluctuate

C2 CET-4 大学 ★☆☆☆☆

vi. 变动, 起伏, 动摇 vt. 使波动, 使动摇

发音

其它 /ˈflʌkt͡ʃu.eɪt/

词形变化

fluctuated fluctuates 三单 fluctuates fluctuatest fluctuateth fluctuating fluctuating 现在分词 fluctuated 过去式 fluctuated 过去分词 more fluctuate 比较级 most fluctuate 最高级

别名

fluxuate

教材释义与例句

动词

波动；涨落；动摇

动词

使波动；使动摇

释义与例句

v. C2
  1. 1.

    To vary irregularly; to swing.

    波动

    不及物
  2. 2.

    To undulate.

    不及物
  3. 3.

    To be irresolute; to waver.

    不及物

    I fluctuated between wishing he was back home and wishing I'd never met him.

  4. 4.

    To cause to vary irregularly.

    及物
  5. 5.

    To rise and fall as a wave; to be tossed up and down the waves.

    比喻 罕用
adj.
  1. 1.

    Tossed up and down the waves.

    废旧
  2. 2.

    Wavering, fickle.

    废旧 引申义

词汇关系

动词

同义词 2

waver vacillate

上位词 4

move turn swing displace

近义相关 2

waver vacillate

词源

First attested in the 1630'; borrowed from Latin flūctuātus, perfect passive participle of flūctuō (“(of the sea) to surge, swell; (of man) to waver, fluctuate”), see -ate (verb-forming suffix) and -ate (adjective-forming suffix).

来源：wiktionary