他急急忙忙回家拿了拿跟稻草，又急急忙忙赶回市上来，一来一去，花了很多时间。

He hurried home for the straw and then hurried back to the market again.

youdao

早上匆匆忙忙，你一整天都会匆匆忙忙。

Having started the morning with a rush, you'll be rushing for the whole day.

youdao

We were working to build our health services and counseling service capacities, and so it was a great opportunity for me to learn about being a dean.

我们忙着建立,自己的健康和咨询服务中心，所以这对我来说是个大好机会,我可以去学习怎样当个院长。

普林斯顿公开课 - 人性课程节选

and your boss comes to you with a very large project when you already have much work to do.

你的老板找到你，希望你参与一个大型项目，而你自己的工作已经快忙不过来了。

I think 课堂 - SpeakingMax英语口语达人

Same story for sophomore, same story for junior year, I finally took it senior year because they wouldn't get another chance even though it still doesn't fit in the workload ha ha.

大二，大三都是如此，最后我到大四才来上这门课,因为即使学业再忙,再不选就没有机会了，哈哈。

哈佛公开课 - 计算机科学课程节选