You got me there

我被你逮到（把柄）了。

A: Someone told me that you weren't at home last night. You went out with Suzy, right?
有人跟我说你昨晚不在家。你跟苏西出去了，对吧？

B: Uh-oh! You got me there.
糟糕！被你逮到了。