错过了这么一个欢乐的聚会我深感遗憾，我希望你们能度过一个愉快的时光。

I feel terribly sorry for missing the chance of such a happy get-together, and I hope that all of you enjoy a good time.

youdao

所以我对你们承诺，也是所有教员的承诺：，你们绝对能够通过这门课程，并且在课程中度过一个愉快的时光。

So it is my promise to you and it is the huge staff's promise to you that we will absolutely get you through this course and you will have a good time doing so.

youdao

我非常希望你们能在将来访问中国， 让我有机会回报你们的友谊， 我保证你们会像我在纽约那样度过一个愉快的时光。

I do hope that your whole family pay a visit to China in future, so that I could have the opportunity to repay your friendship. I assure you that you would enjoy visiting here as I did at your home.

youdao

So it is my promise to you and it is the huge staff's promise to you that we will absolutely get you through this course and you will have a good time doing so.

所以我对你们承诺，也是所有教员的承诺：,你们绝对能够通过这门课程,并且在课程中度过一个愉快的时光。

哈佛公开课 - 计算机科学课程节选