So what the subject is, okay, so if it's something like, you know, buy such and such, a whole bunch of spam.

那么这个主题是，对，如果邮件是，很多关于购物的垃圾邮件。

哈佛公开课 - 计算机科学课程节选

Continuing on this theme, we also know that language is learnt without any sort of feedback or training.

关于这个主题,我们还知道,语言是在没有,任何反馈或训练的情况下习得的

耶鲁公开课 - 心理学导论课程节选

and the always awkward subject of chastity.

通常是关于贞操这尴尬的主题。

耶鲁公开课 - 弥尔顿课程节选

That's why I always say my lecture is on love, the definition of terms is about love, but the experiments really are much more about attraction than about love.

这就是为什么我的讲座主题是爱，是关于爱的定义，但是真正地，这些实验,更多的是关于吸引，而不是爱。

耶鲁公开课 - 心理学导论课程节选