lose one's appetite 失去食欲；失去胃口

例句：
 

I lost my appetite after watching that gross movie.
看完那部恶心的电影后我失去了胃口。

Please,don't mention this while I'm eating,you'll make me lose my appetite.
拜托，别在我吃饭的时候提这个，倒胃口。

I lost my appetite after drinking too much.
我喝了很多酒后失去了食欲。
 

背景音乐：
Eddie Higgins-What a difference the day made