Engineers discovered the problem during fueling, and worried that any excess hydrogen on the launch pad could cause an explosion during engine ignition.

VOA: standard.2009.03.15

Cause there, you're only dividing the problem in half and half, and half and half, we are doing that here.

因为在那个例子中，只需一次又一次地,对问题进行划分，在这儿我们也是这样做的。

哈佛公开课 - 计算机科学课程节选

Don't just stop in the middle of the street because everyone is coming right behind, and it's going to cause a problem.

请不要停留在街道中央，因为街上人来人往，
你的停留是会惹麻烦的。

在纽约的感受 - SpeakingMax英语口语达人

And we'll see innumerable error messages today and onward as with you working at home ends on the problem sets 'cause this is the way you learn.

我们将会看到数不清的错误信息,当你在家里做习题集的时候,这也是学习的一种方式。

哈佛公开课 - 计算机科学课程节选