She was busy touching up her make-up in the mirror.

她正忙于对着镜子描眉画眼。

《牛津词典》

He's really too busy to make the trip.

他实在太忙了，不能去旅行。

youdao

Though busy, I can help people, I can make friends and that is fun!

虽然很忙，但我可以帮助别人，我可以交朋友，那是有趣的事！

youdao

Sometimes your professors make you busy." Foreign students not only give schools more applicants to choose from, they also provide money.

VOA: special.2010.05.27

The algorithm doesn't know that it's going to take this long to compute, it's just busy crunching away, trying to see if it can make it happen.

这很可能会发生，但是你知道的,算法本身并不知道，计算这个问题需要多长的时间，它就一直忙碌的算啊算。

麻省理工公开课 - 计算机科学及编程导论课程节选

Sailors would make scrimshaw when they were not busy with their work.

VOA: special.2011.06.29

And I'm trusting readers to get involved and help make this a busy, vibrant, responsible, engaging forum for debate.

BBC: NEWS | UK | Magazine | From the editor's desktop

They make it feel busy, that gets the place buzzing and other people come in off the back of that.

BBC: Pfizer site: New owner hopes for 3,000 new jobs

Often executives will say they are too busy to make that kind of space.

FORBES: The Disastrous Effects of a 'Mostly Aligned' Executive Team