Dreye權威釋義|fluctuate

vi.

波動，變動；動搖
He fluctuated between hope and despair.
他時而充滿希望時而失望。
The price of vegetables fluctuates according to the weather.
蔬菜價隨著天氣變化而波動。

n. [C][U]

fluctuation

a.

fluctuational

同義參見:

以上來源於：《英漢大辭典》

/ˈflʌktʃʊeɪt, -tjʊ-/

v.

rise and fall irregularly in number or amount.

C17 (earlier (ME) as fluctuation): from L. fluctuat-, fluctuare ‘undulate’, based on fluere ‘to flow’.

以上來源於：《簡明牛津英語詞典》