So this is a very small number and for ideal gases, eta J is equal to zero.

这是一个，很小的数。

麻省理工公开课 - 热力学与动力学课程节选

And then he answered it elegantly in a very small number of pages.

然后他给出了完美的回答,只用了很少的页数。

麻省理工公开课 - 固态化学导论课程节选

So we looked at a number of fairly small programs that at the end of the day did very little more than print hello world and the like.

这堂课最后,如果我们只是看几个小程序，根本没啥用,还不如hello，world程序呢。

哈佛公开课 - 计算机科学课程节选