So if you take the test at 11:00 come here, but there is a plurality of rooms because we want to have some vacancies here.

因此如果你11：00过来参加考试，还会有很多的教师的,因此，我们希望有些空缺。

麻省理工公开课 - 固态化学导论课程节选

So, today we're going to introduce the chemistry topics, which we will cover in 5.111, and give you general information, practical information about the course number of points you need, when the exams are, that kind of thing, policies, and introduce you to the teaching staff.

今天，我们将向你们介绍这门课会涉及的化学问题，并告诉你们一些基本信息和实用信息，像你需要的课程分数,考试时间，课程政策，以及授课教师。

麻省理工公开课 - 化学原理课程节选