And I mean this means way past all the chemistry they've taken, they're now graduate students or they're now professors, and they're still writing out Lewis structures.

我想说的是这意味着尽管他们早就学完了所有的化学，他们现在都已经是研究生甚至是教授了，但他们依然在不断地写路易斯结构。

麻省理工公开课 - 化学原理课程节选

Um, one of them like, I was, I wasn't even a student, she was like,

其中一位教授甚至不在意我不是本校的学生

我们是普林斯顿家族 - SpeakingMax英语口语达人

It's something you can keep working on, that I need to keep working on, even Professor Raboteau needs to keep working on.

大家必须做到持之以恒，这也是我所追求的，甚至Raboteau教授也是一样。

普林斯顿公开课 - 人性课程节选