off his oats

• adj. 没有胃口(食欲减退)

off his oats的用法和样例：

例句

1. I'm worried about Keith. He's been off his oats for a week now.
   我很担心基思，他已有一个星期不太想吃饭了。
2. He's been a bit off his oats since his illness.
   他生病以来胃口就不大好。