But through the course of human history, nobody has ever encountered another group of humans that did not have a language.

但在人类历史的进程中,还没有人曾经遇到过,没有语言的人类族群

耶鲁公开课 - 心理学导论课程节选

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

We have 90 extension school students who are taking the course via distance education, so we have a huge group that will be joining us at the 2010 CS50 fair and the those photos you saw a moment ago depicted 2009's.

这里有90个来自哈佛开放学院的学生,他们正在通过远程教育来学习这门课程，所以参加2010年CS50课程的团体是很庞大的,刚才你们看到的图片显示的是,2009年的数据。

哈佛公开课 - 计算机科学课程节选