So, I have to say, I am very excited now to introduce you to Dr. Taylor, Taylor who I would be teaching with this semester -- limited engagement -- who will tell you about some of the course policies.

才知道这个要求被允许了,所以我必须要说我，现在是十分激动的向你们介绍-,和我一起主讲的老师,她会告诉你们一些课程的相关政策。

麻省理工公开课 - 化学原理课程节选