You're not teaching the dog this.

这就不需要你去教了。

耶鲁公开课 - 心理学导论课程节选

We have only hired one Yale student so far, we're too tiny to--so we're not hiring, in case you wonder It was a student in this class that we hired, but again, that's all history.

至今，我们只雇佣过一个耶鲁的学生，我们太小了所以不需要雇佣别人，以免你困惑,那个学生就是在我教的班上的，故事就是这样。

耶鲁公开课 - 金融市场课程节选

.. Ok, so... I think I don't need to explain to you why there is one lecture in the semester that I don't teach and Sean will teach it.

好的，那么。,我想我不需要跟你们解释,为什么这学期有一节课不是我教而是Sean教的。

哈佛公开课 - 幸福课课程节选