So, someone says I didn't understand what he was talking about at the end of the last lecture when he was doing the Bohr model.

所以，有人会说，我不理解老师,在上节课末尾说的内容,当他在做玻尔模型的时候。

麻省理工公开课 - 固态化学导论课程节选

When Shelly says he's the harshest grader on campus, he isn't lying.

当薛立说他是全校评级最严苛的老师时，他没有撒谎。

耶鲁公开课 - 死亡课程节选