The "parable of the talents" rewards hard work and investment; and it's satisfying because it does that, but it also instills an anxiety about non-productivity.

才能的寓言“奖励努力工作和投资的人;,这很令人满意，但同时它也会造成关于无生产力的忧虑。

耶鲁公开课 - 弥尔顿课程节选

but also very non-affrontively, express a lack of complete knowledge

又不冒犯地表达对某事不完全清楚，

I don't know 课堂 - SpeakingMax英语口语达人

So, these are poor electron donors but also a good electron acceptors, and we call these non-metals.

所以这些元素都不易失电子,但是它们是很好的电子受体，我们把这些叫做非金属。

麻省理工公开课 - 固态化学导论课程节选

Non-profit corporations will also have a board of directors but they will not have any shareholders.

非盈利组织也有董事会,但没有股东

耶鲁公开课 - 金融市场课程节选

There's no change in them, and then we also looked at some at non-state functions, work and heat, and saw that those aren't zero going around a cycle. Of course you can do work in a cyclic process, and heat can be exchanged with the environment at the same time.

它们不会有变化，然后我们研究了,一些非态函数，功和热量，并看到,沿着循环行进一周的话,它们并不是零，当然你可以在,一个循环过程中做功，而同时热量可以在系统,与外界环境之间进行交换。

麻省理工公开课 - 热力学与动力学课程节选