at a loss

困惑, 不知所措

例句与用法：

I'm at a loss what to do next.

我不知道下一步怎么办。

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。

If you buy a house for22000 and sell it for20000 you are selling at a loss.

如果你买房时花了22000英镑，卖时只卖20000英镑，那么你就赔钱了。

Drawn up sharply by an unexpected question, I felt at a loss.

突然被一个意外的问题难住，我感到不知所措。

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。

I am always at a loss to know how much to believe of my own stories.

我老是在困惑，对自己写的那些故事究应相信到什么程度。

详细释义：

1. 亏本地

They sold the goods at a loss.

他们亏本出售货物。

2. 困惑不解

He was at a loss for words.

他不知道该说什么。