Question

futile adj.无效的，无用的;没有出息的;琐碎的，无关紧要的;一场空; noun:futility~

Accepted Answer

英[ˈfju:taɪl]  美[ˈfjutl] ADJ-GRADED无益的;无用的;徒劳的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：He brought his arm up in a futile attempt to ward off the blow...他扬起胳膊徒劳地想要挡住这一拳。例：It would be futile to sustain his life when there is no chance of any improvement.如果没有任何好转的机会，继续维持他的生命也是无益的。

单词	futile
音标	英[ˈfju:taɪl] 美[ˈfjutl]
解释	adj.无效的，无用的;没有出息的;琐碎的，无关紧要的;一场空;
例句	ADJ-GRADED 无益的;无用的;徒劳的 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：He brought his arm up in a futile attempt to ward off the blow...他扬起胳膊徒劳地想要挡住这一拳。例：It would be futile to sustain his life when there is no chance of any improvement.如果没有任何好转的机会，继续维持他的生命也是无益的。
变形	noun:futility~

Futile Chance 英[ˈfju:Taɪl 美[ˈfjutl Adj.无效的，无用的;没有出息的;琐碎的，无关紧要的;一场空 Adj Graded 无益的;无用的;徒劳的 Point