have a cow 非常生气,受惊吓

A: When I told my mom I would be home around 2 am, she had a cow!

A: 我跟我妈说我会到半夜二点才回家, 她气死了。

B: Duh!

B: 废话!(怎么会不生气?)

不知道为什么会用"have a cow" 来表示“很生气”。实际上, "have kittens" 也是同样的意思!

1. Don't have a cow!
别大惊小怪的!

2. Don't have a cow.
别发那麽大脾气嘛！