futility徒劳无功
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。
This endeavor has been an exercise in futility.
这一努力只是徒劳。
We are still nibbling around the edges.
我们仍然进展缓慢。