futility
n. 无益; 无效; 无益的事; 无效果的行动
Futility is a total lack of purpose or usefulness.
...the injustice and futility of terrorism.
恐怖主义的非正义性和枉费心机
1. uselessness as a consequence of having no practical result
At this moment of success I found only an unreasoning sense of futility.
在这一成功的时刻我只感到一阵莫名的枉然。
Work is the way that people seek to redeem their lives from futility.
工作可以避免人们虚度生命。
The sheer futility of it all exasperates her.
它毫无用处,这让她很生气。
Shame , compunction, sense of futility flooded his whole being.
差耻, 内疾和徒劳的感觉浸满他整个的人.
He well knew the futility of trying to contend against witches, so he gave up discouraged.
他十分清楚和巫婆斗没什么好处, 于是他垂头丧气,不得不让了步.