in deep water 不要理解为“在深水处”，真实含义陷入困境；处境尴尬。

【例句】
If you do that you'll find yourself in deep water.
你要是那么做就会发现自己陷入困境。

They were really in deep water and oppressed every day.
他们处于水深火热当中，且天天受到压迫。