fluctuation是一個(gè)英語(yǔ)名詞，它的意思是波動(dòng)，漲落，起伏。復(fù)數(shù)：fluctuations

　　fluctuation例句

　　The erratic fluctuation of market prices is in consequence of unstable economy.

　　經(jīng)濟(jì)波動(dòng)致使市場(chǎng)物價(jià)忽起忽落。

　　This is the biggest fluctuation I have seen in 20 years. he says.

　　他表示：這是20年來(lái)我見(jiàn)過(guò)最大的起伏。