这就是为什么我今天站在这里卖了两个小时东西了。

That's why I am today standing selling things for two hours.

youdao

我今天站在这里，更多的是要感谢全世界所有还在为成功努力的人们。

I stand in here today, more being need to thank the whole world possessions as early as the people who is successful effort.

youdao

我今天站在这里，深感面前使命的重大，深谢你们赋予的信任，并铭记我们前辈所付的代价。

I stand here today humbled by the task before us, grateful for the trust you've bestowed, mindful of the sacrifices borne by our ancestors.

youdao

This is actually something very near and dear to my heart because I literally would not be doing what I do in life today had I not taken a couple of courses here, this one in particular, pass fail.

事实上，我是很关心的,因为今天我就不会站在这里,如果当初我没有这里上课的话，这门课，要么过要么挂科。

哈佛公开课 - 计算机科学课程节选