You'll also see that they have all the physical constants that you're going to need, and also a bunch of the actual equations that we've been using in the first couple weeks here.

大家还可以看到这里有,你可能会用到的所有物理常数，还有一堆公式,是那些我们这几周来一直在用的。

麻省理工公开课 - 化学原理课程节选

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

So if you archive it, that's maybe a little hint that either this is just your habit or perhaps that you might actually care about this later in the future, whereas if you delete it, no, you really don't care. Yeah.

如果你把邮件存档，可能暗示这可能,是你的习惯,或者以后还会用到它，相反，如果你删除了它，说明你可能根本不在意这个邮件。

哈佛公开课 - 计算机科学课程节选