When her son finally left home, Emily felt completely at a loss.
儿子终于离开了家,埃米莉怅然若失。
be at a loss to do something
Detectives are so far at a loss to explain the reason for his death.
到目前为止,警探仍非常困惑,无法解释他的死亡原因。
He seemed, for once, at a loss for words (=unable to think what to say).
就这一次,他好像哑口无言了。
Examples from the Corpus
be at a loss• Lord said he was at a loss to find room to play his shots in the first two games.• He was at a loss to explain to himself why he found it so appealing.• Her performances were legendary, and I am at a loss to describe them now.• I am at a loss to understand all this.• I was at a loss with you being so beautiful and intelligent and all that.• Still, you will not be at a loss for conversation with such an unusualchoice.• With the provisionsstored away, Robbie was at a loss for occupation.