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- Puzzled by his behaviour,they were at a loss what to do. 他的行动使他们莫名其妙，不知怎么办好。
- Face blame structuralization news, this kind of search also appears be at a loss what to do. 面对非结构化信息，这种搜索也显得束手无策。
- Faced with various things, we were at a loss what to do. 面对繁多的头绪，使我们无所适从。
- Many people are at a loss as to what to do in case of a real fire. 一旦真的发生火灾，许多人就不知所措，不知道该干什么好了。
- He was at a loss what to do in the face of difficulties. 遇到困难他便束手无策了。
- Faced with the new situation, he was at a loss what to do. 面对这一新形势,他不知所措。
- Puzzled by his behaviour, they were at a loss what to do. 他的行动使他们莫名其妙，不知怎么办好。
- When the saleswoman lost her job, she was at a loss what to do. 当这位女推销员失去工作后，她茫然不知所措。
- She is timid and completely at a loss what to do. 她羞臊得不知所措。
- When she found out she was kicked out of school, she was at a loss what to do. 当她发现自己被学校开除了,她茫然不知所措。
- Mary is at a loss what to do next. 玛丽不知道下一步该做什么。
- I was at a loss about what to do, how to organize. 当时我对于如何组织毫无头绪。
- James was at a loss as to what to do and felt lost. 詹姆斯无所适从, 惘然若失。
- When she missed the train, she was at a loss to know what to do. 她没有赶上火车,不知该怎么办才好。
- I am at a loss what to do. 我不知所措。
- I was at a loss what to do, for I durst not return to the same landing-place, but stood to the north, and was forced to paddle, for the wind, though very gentle, was against me, blowing north- west. 到了第四天，我往境内走远了一点，就发现在离我不到五百码的一个高地上有二三十个土人。他们都赤条条一丝不挂，男女老少全都围着一堆火，因为我看到有烟。
- He is always at a loss what to say in front of strangers. 他在生人面前总是不知要说什么。
- I am at a loss what to do next. 我不知道下一步怎么办。
- be at a loss what to do; be at one's wit's end 不知所措
- He is worried and confused and at a loss what to do. 他心烦意乱，不知所从。
