If there are two people working together, there's about half as much work for each person to do.

如果有两个人一起工作,每个人大约只需要做工作量的一半

耶鲁公开课 - 博弈论课程节选

In fact, in part, because of this, we are only reading approximately half the book, the first five books, to be more specific.

事实上，也部份归因于此，我们大约只能读,其一半的篇幅，更确切的说是前五部。

耶鲁公开课 - 政治哲学导论课程节选

These sorts of questions will occupy us for roughly the first half of the semester.

这些问题将会大约占到,这学期的前一半时间。

耶鲁公开课 - 死亡课程节选