That means that p1 and -- where I am, the point number 1 and point number 2 were completely arbitrary.

因为1和，两个点是2,陆军上面。

麻省理工公开课 - 热力学与动力学课程节选

In a moment I'm going to ask you to humor us and stand up but not just yet; and then you're going to each take on the number 1-- think to yourself I am number 1.

待会儿我让大家站起来,一起娱乐一下,不过不是现在,一会儿你们每人都代表一个数字1，心里默想，“我是1号“

哈佛公开课 - 计算机科学课程节选

So, in terms of practicing this weekend, I mentioned that instead of getting a problem-set today, what I am going to be posting is optional extra problems.

而对于这周的练习，我曾经说过今天将不会布置作业，但是会布置一些额外的习题。

麻省理工公开课 - 化学原理课程节选