ADJ-GRADED
無益的;無用的;徒勞的
If you say that something is futile, you mean there is no point in doing it, usually because it has no chance of succeeding.
例句
He brought his arm up in a futile attempt to ward off the blow...
他揚(yáng)起胳膊徒勞地想要擋住這一拳。
It would be futile to sustain his life when there is no chance of any improvement.
如果沒有任何好轉(zhuǎn)的機(jī)會(huì)，繼續(xù)維持他的生命也是無益的。