我的老天，亨利，你们俩为什么是这么糟糕的一对，这就是原因之一。

Christ, Henry, that's one of the reasons why you guys suck as a couple.

youdao

这就是为什么你们被称为格林一家。

That's why you're called the Greens.

youdao

而这就是为什么我们要为你们庆祝。

And that is why we are celebrating you.

youdao

Last time we taught this class, we did a survey to find out what type of people were sitting in this room-- they are just like yourselves-- and find out why you'll be taking this class.

上一次我们教这门课时，我们做了一个调查，看看坐在这上课的都是什么类型的人-,他们就像你们一样-,看看为什么你们会上这门课。

哈佛公开课 - 幸福课课程节选