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

If you get asked about these readings, as you will on the exams, we're not going to be picky, and we're not expecting you to remember details, and not expecting you to understand concepts that you can't just grasp from the readings themselves.

如果到考试的时候,碰到这方面的问题,放心,我们不会太苛刻的,我们不指望你们记住具体的细节,也没想强迫你们去理解,仅从材料本身无法获得的思想

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选