It works!很有用!
原音重现：

A: Look at this new remote control I invented.
看看我新研制的遥控装置。
B: It works! You must be a genius.
真棒！你真是个天才。

A: Do you think I could get rich if I bought a restaurant?
如果我买下那个餐厅，我会变成富翁吗？
B: No, it won’t work if you do that.
不，你不适合做那个。