It's a huge price to pay in a pass-no-record first semester class . And, you know who is most severe on the committee on discipline?

这个代价太大了，只为了,第一次学期通过一门无记录的课程,你们知道着纪律委员会,谁最为严厉吗？

麻省理工公开课 - 固态化学导论课程节选

Children get diseases from a class of viruses called rotaviruses, for which we have no vaccine, and- and so no way to protect them.

儿童因轮状病毒而生病,而我们没有针对这种病毒的疫苗,所以,所以我们没有办法保护儿童

耶鲁公开课 - 生物医学工程探索课程节选

This was a radical concept in its day, evidently. The punishment should fit the crime, no more and no less for all free persons--granted slaves are not included--regardless of social class. Equality before the law.

很显然，这是当时最根本的概念，惩罚应该,与罪行相符，不偏向任何自由人，不顾社会阶级,当然奴隶除外，法律面前人人平等。

耶鲁公开课 - 旧约导论课程节选

Not allowed to abstain in this class, it's a complete no-no.

不能弃权,绝对不能弃权

耶鲁公开课 - 博弈论课程节选