be at the end of one's wit 束手无策

“束手无策”，汉语成语，意思是手被绑住，无法解脱，形容遇到问题毫无解决的办法。可以翻译为“feel quite helpless，be at a loss what to do或be at the end of one's wit”。

例句：

他束手无策地站着，活像丢魂失魄似的。

He stood helplessly, like a lost soul.

除了盼望情况好转，他们束手无策。

There was nothing they could do, outside of hoping things would get better.