- Part of the challenge is speed, too, how quickly you can get these answers in terms of getting them in on time.

部分困难也会来自于速度，你多快能做出答案,能否在规定的时间做完。

麻省理工公开课 - 化学原理课程节选

So hopefully next time we do a formal charge question, we'll get everyone back up to speed.

希望我们下一次做关于形式电荷的问题的时候，大家能够做得快一点。

麻省理工公开课 - 化学原理课程节选

Well, I don't care for the speed but I can't get enough of that safety gear.

我不在乎速度,我就是对那些安全装置百看不厌。

耶鲁公开课 - 公正课程节选

So that way you can have an idea if, oh, I do really understand this but I'm a little bit slow, maybe I need to practice this one type of problem a little bit longer so I can get up to speed so I'm going to be able to get through all this in terms of the exam time.

这样你就可以知道，假设，噢，我真的懂这个，但是我的速度有点慢，或许我需要在练习这个类型的题目上,多花一点时间,这样我就可以提高自己的速度,可以全部做完,在考试规定的时间内。

麻省理工公开课 - 化学原理课程节选