v.有利；有助于

n.益處

It will avail them to dispose of their booty. 轉(zhuǎn)讓贓物對(duì)他們來(lái)說(shuō)是有利的。

His subtlety could not avail him here. 他精明機(jī)智在這里無(wú)濟(jì)于事了。

I'm afraid my help didn't avail you much. 恐怕我的幫助對(duì)你用處不大。

His eloquence did not avail against the facts. 他的雄辯在事實(shí)面前不起什么作用。

He tried and tried but all his efforts were of no avail. 他試了又試，但一切努力都不起作用。

avail用作動(dòng)詞的基本意思是“有用,起作用”; 多用于書(shū)面語(yǔ)或正式場(chǎng)合。一般用于疑問(wèn)句或否定句中。

avail與反身代詞連用,后接介詞of,可表示“利用某事物,使用某事物”,不用于被動(dòng)結(jié)構(gòu)。

avail通常用于否定式或疑問(wèn)式。