I love chemistry now. Be very careful what you say. Have any of you made that statement about hating a subject?

我现在很喜欢化学,所以你们说话的时候,可要小心咯？

麻省理工公开课 - 化学原理课程节选

So you have to drive carefully and expect delays, you know.

所以你要小心开车，要预料到时间会延误，你知道。

利用大众交通工具吧 - SpeakingMax英语口语达人

And I'll just point out here also, this is a conversion factor you'll use quite frequently -- many of you, quite on accident, will memorize it as you use it over and over again.

你们会经常用到，所以你们可能,会不小心记住它的值，但我们并不会在,任何考试中。

麻省理工公开课 - 化学原理课程节选

I'm an immigrant: better be careful.

我是移民,所以我要小心点才行

耶鲁公开课 - 博弈论课程节选

I declare a variable called n. I'm not giving it a value yet, so I had better be careful.

我申明一个变量n，我先不给它赋值，所以我最好小心点。

哈佛公开课 - 计算机科学课程节选

I've been teaching long enough to know that doing derivations in class is equivalent to pouring ice water on the proceedings, so I do this sparingly.

我已经教了这么长时间书,所以我知道在课堂上讲推导,就好像泼冰水一样，所以我在讲这个的时候很小心。

麻省理工公开课 - 固态化学导论课程节选

So we need to be a little bit careful.

所以我们需要小心一点

耶鲁公开课 - 博弈论课程节选