"We have about three or four of us that lace up our tennis shoes at our lunch hour, and we walk for 30 minutes every day."

VOA: standard.2010.07.16

I have no idea what's here at the moment so I'm just going to draw a question mark because that memory might have been used previously for some other purpose, but we know it's currently available to us so we have four bytes of memory.

我不知道在此刻这里是什么,所以我画一个问号，因为那块内存可能在之前,为其它的目的而使用过，但是我们知道它可以为我们所使用,这样我们就有4个字节的内存。

哈佛公开课 - 计算机科学课程节选

Well, there are four principal ways that composers signal to us the whereabouts of the down beat.

以下有四条主要途径,是作曲家用来告诉我们重拍在哪里的

耶鲁公开课 - 聆听音乐课程节选

What I'm going to do is basically run through my attempt to reconstruct-- my attempt to lay out the basic ideas from this series of four or five arguments that Plato gives us.

我要做的是,基本上是重新,把柏拉图给我们的这4,5个论点中,一些基本的观点拿出来讨论一遍

耶鲁公开课 - 死亡课程节选