This is discussed in detail in the textbook Don't panic if you don't get it quite now.

这在教材中已有详细的叙述,如果一下子理解不了也不用担心。

耶鲁公开课 - 心理学导论课程节选

If you're in that category, don't panic, you're going to get it.

如果你属于这种人，别灰心，你会成功的。

麻省理工公开课 - 计算机科学及编程导论课程节选

If you have not seen the calculus that I'm about to use on the board, or more likely, if you've forgotten it since high school, don't panic.

如果你们没有见过我将要,在板书上写的表达式,或者说,高中毕业你们就忘了,没关系

耶鲁公开课 - 博弈论课程节选

Again, for the math phobics in the room, don't panic, this is just writing down in words what we've already seen a couple of times already today, well today and last time.

在座的有数学恐惧症的同学不必惊慌,这仅仅是用数学表达式来表示,我们今天学到的一些知识点罢了,其实是这一讲和上一讲的知识点

耶鲁公开课 - 博弈论课程节选

If you haven't seen it before don't panic.

如果没学过也没什么

耶鲁公开课 - 博弈论课程节选