讲解文本：

on thin ice 如履薄冰，处于危险状态

I have to tell you that you are on thin ice in this company.

我必须告诉你，你现在在这个公司处境不妙。

I was really on thin ice during the speech.

演讲中我感到如履薄冰。

疯狂练习吧!