心涛：我女朋友?

洋洋：对呀，刚才和你在一起的那个女孩儿不是你女朋友吗?

心涛：你误会了。她是我妹妹。

洋洋：啊?你俩长得一点儿都不像。

Y: Xin Tao, your girl friend is very beautiful.

X: My girl friend?

Y: Yes. The girl next to you just now is your girl friend, isn't she?

X: No, you misunderstood. She is my sister.

Y: Wow. You are not similar to each other at all.