All the time, I was busy forming letters and words in her hand with my fingers.

VOA: special.2009.11.08

And as you're busy calculating all this, you're walking across Chapel Street and you get hit by a truck and you die.

然而就在你一边忙于计算这个数字，一边经过雅普街的时候,你可能会被一辆卡车撞死。

耶鲁公开课 - 死亡课程节选

So it's like a lot of things to do, but it keeps me busy all the time

所以有很多事情要做，我总是很忙，

时间管理很重要 - SpeakingMax英语口语达人

We all want to be neat and busy, don't we?

我们都想要变得简洁而忙碌，不是吗？

耶鲁公开课 - 文学理论导论课程节选