So, if you propagate that through the whole year, and you have the basic mastery of the concepts, 50 is a pass.

如果你一整年都在认真学，那你就可以掌握基本的概念,50分就可以通过。

麻省理工公开课 - 固态化学导论课程节选

- Part of the compulsion to repeat is, in a certain sense-- part of the hope of mastery in the compulsion to repeat is to keep up the kind of vigilance which you failed to have in the past and therefore fail to ward it off.

所以强迫性重复一部分可能是由于-,一种希望，人在重复回忆的时候,感觉可以保护自己，控制不让灾难再次发生,以便不会再次失足。

耶鲁公开课 - 文学理论导论课程节选