And one thing I want to tell you to start out with is something about this c h 3 group here.

有一点需要告诉大家的是,从这个一个碳原子和三个氢原子的组合开始。

麻省理工公开课 - 化学原理课程节选

The second thing that he found was this group, they were always asking questions, -always asking questions, initially of their boss, later of their employees, of their partners, children, parents, friends.

他发现的第二件事是，这部分人，一直在问问题，一直问问题，最初是问他们的老板，后来是问他们的雇员，他们的搭档，孩子，父母，朋友。

哈佛公开课 - 幸福课课程节选

So, we are talking about a wealthy group, and of course, the thing that struck Schliemann almost amazingly was that in the circle of graves that we've been talking about, he found all kinds of precious things buried.

所以,我们所谈论的是一个富有的群体,当然,令谢里曼为之震惊的是,在这些墓葬圈之中,正如刚才提到的,他找到了品目繁多的奇珍异宝

耶鲁公开课 - 古希腊历史简介课程节选