And so in theory after just 2 or 3 steps you were in order of magnitude farther along in this counting process than I would be because I'd still be on person literally 3 or 4.

因此从理论上说,经过这样短短的两三个步骤,你们就有了分级次序，比我数数快多了,因为我才数到第三四个人。

哈佛公开课 - 计算机科学课程节选

And four people came up to me and just be like,

四个人朝我走过来，就像这样，

交新朋友的方法 - SpeakingMax英语口语达人

What about the four people who chose numbers between 45 and 67?

那选择45到67之间的四个人呢

耶鲁公开课 - 博弈论课程节选

If you make three people-- or even better, four people a day feel good and they make-- they pay it forward and make four others feel good, and so on and so on.

如果你能让三个人-,甚至四个人度过美妙的一天-,他们会推展，让四人有美好的一天，以此类推。

哈佛公开课 - 幸福课课程节选

Have we got four?

我们有四个人吗

耶鲁公开课 - 古希腊历史简介课程节选

What can we conclude about those people?

这四个人应该怎么评价

耶鲁公开课 - 博弈论课程节选