释义：
You did what? 你说什么？
在没有听清对方的话，或者表示难以置信时所使用到的表达。相反，You did?或 You do?表示迎合对方的话，是“是吗？”，“真的？”的意思。
例句：
You did what? I can't believe it.
你说什么？真不敢相信。
You did what? How come you always hit your friends?
你说什么？你怎么能闲着没事就打朋友呢？
You did? What was he talking about?
真的？他说了什么？
You do? That's fantastic!
真的？很棒啊！
对话：
A:I bought a new computer for us to use.
我为我们买了台新电脑。
B: You did what? I can't afford that.
你说什么？我可支付不起。
