Mixed doubles 混合双打
Teacher of Physical Education: Have you ever seen mixed doubles, boys?
体育老师:"孩子们,你们见过混合双打吗?"
Nick: Yes, sir. Quite often. I saw it even last night.
尼克:是的,老师.经常看到.我甚至昨天晚上就见到过.
Teacher: Please tell us something about it.
老师:请讲一些关于混合双打的事.
Nick: Oh, sorry, sir. My father always says, 'Domestic shame should not be published.'
尼克:"噢,对不起,老师.我的爸爸常说,'家丑不能外扬.'"

Mixed doubles
混合双打
Teacher of Physical Education: Have you ever seen mixed doubles, boys?
体育老师：孩子们，你们有没有看过双打比赛？
Nick: Yes, sir. Quite often. I saw it even last night.
尼克：有啊，很经常。昨晚我还看了呢。
Teacher: Please tell us something about it.
老师：能不能和我们大伙说说啊？
Nick: Oh, sorry, sir. My father always says, 'Domestic shame should not be published.'
尼克：嗯，对不起！老师，我不能说。我爸爸经常对我说"家丑是不能外扬的”。

scuffle or “make love”