You're allowed Cv comes out here for this adiabatic expansion, which is not a constant volume only because this is always true for an ideal gas.

绝热过程写下,这个式子是因为它对理想气体都成立，并没有用到等容过程的条件,只用了理想气体的条件。

麻省理工公开课 - 热力学与动力学课程节选

The goldsmith might also write notes promising so much gold and not promising the return of any particular item of gold.

这个金匠会写下票据,保证归还一定数量的金子,但是不保证归还某个特定的金器

耶鲁公开课 - 金融市场课程节选

So, where the story gets kind of unfortunate, but also a little bit more interesting is the fact that well, they did publish what they observed, and they did write that up.

让这个故事变得不幸的是，或者说让它变得有趣的是，他们确实发表了它们的观测，他们确实写下了这些。

麻省理工公开课 - 化学原理课程节选

And when I put this, I have to tell you how they are connected.

当我写下这个时，我得告诉你它们是如何联系起来的。

麻省理工公开课 - 热力学与动力学课程节选

It was here, from a place of political exile, that he wrote his major works--The Prince, the Discourses on Livy, and The Art of War.

也就是从这儿，从这个他遭到放逐的地方，他写下大作《君王论》,《论利瓦伊》,和《战争的艺术》

耶鲁公开课 - 政治哲学导论课程节选