We do in fact--I do have conversations with all 30 plus of the teaching fellows about all 300 plus of the students at the end of the semester, and that is in the end what determines the outcome.

事实上，我们----在这个学期末,为了了解这300多个同学的情况,我会和30多个助教谈话，这最终帮助决定成绩。

哈佛公开课 - 计算机科学课程节选

And I think they have different feelings about people of different backgrounds by just meeting professor himself, by learning about themselves and learning about their classmates.

我想他们对来自不同背景的人,会有不同的感觉,了解教授自己，通过学习了解他们自己,学习了解他们的同学。

麻省理工公开课 - 媒体、教育、市场课程节选

Maybe somebody who knows Citizen Kane and would like to have a grade for the first 50 pages.

也许比较清楚了解的同学可以做,需要先读前50页的内容。

麻省理工公开课 - 电影哲学课程节选

For people whom that didn't mean anything, it doesn't matter. We're not going to calculus today.

那些不了解微积分的同学,不必担心,我们今天不会用微积分

耶鲁公开课 - 博弈论课程节选

Revenues minus costs makes profits, and again, for those of you who are less familiar with economics, I'm hoping this is not really too hard but you can read up on it.

收入减去成本就是利润,对经济学不太了解的同学,我觉得这个很简单,你们都能听懂吧

耶鲁公开课 - 博弈论课程节选