PROFESSOR: Okay, so before we get to some of these course policies, I think I'll tell you a little bit about my path to chemistry as well.
教授:好,在我们讲这门课的相关政策之前,我也先和你们说说我怎么走上化学的道路的。
麻省理工公开课 - 化学原理课程节选
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