So if we have a negative change in energy for any reaction as it's written, what that actually means is we're giving off energy as the reaction proceeds.

如果我们像这里写的这样,在任何一个反应过后，得，到的能量变化为负值,这就意味着我们在这个过程中放出了能量。

麻省理工公开课 - 化学原理课程节选

Some of you will know that that trial follows very quickly upon the heals of the famous Peloponnesian War.

你们有些人知道该审判,是紧跟在著名的,伯罗奔尼撒战争过后不久上场。

耶鲁公开课 - 政治哲学导论课程节选

At least I don't have those. But what I've done is to excerpt some of the texts earlier in the term-- and actually there's so that it's a little bit lighter after break, when we're doing those long novels.

至少我没有列出那些,但我已经做完的是,在放假前当然会有稍多的阅读量，假期过后我们再读那些长篇小说时就会轻松一点。

耶鲁公开课 - 1945年后的美国小说课程节选

the abuse is, you know, it's not quite right, it depends upon whether it's all ready, but you can see in either case, after 12 steps, 2 runs through this and down to a problem size b over 2.

在12步以后，两轮过后，这个问题的范围b被缩小了一倍，这为什么很不错呢？,这意味着再来12步。

麻省理工公开课 - 计算机科学及编程导论课程节选

And if you put this in the well-ventilated area, if you prepare this outside, the h c n gas will actually be released into the air, so you're safe, you can eat it later.

而如果你把它们放在通风良好的地方，在室外处理，那么氰化氢气体,将会被释放到空气中，这样你就安全了，过后就可以吃了。

麻省理工公开课 - 化学原理课程节选