"It appears that cell contact and landline contact is either down or so busy that we definitely cannot get through.

VOA: standard.2010.01.12

Because whenever I tell this story now, people start saying, " "Oh, well the evil machines are busy using your body as a battery" or whatever it was in the movie, right?

因为现在我一讲这个故事，人们就会说，“邪恶的机器忙着把你的身体当电池“,不管电影是怎样刻画的了？

耶鲁公开课 - 死亡课程节选

Or if you go to like little studios or galleries and their openings are really busy.

比如，如果你去小型的工作室或美术馆，那儿开放时真的很拥挤。

艺术画廊，来吧 - SpeakingMax英语口语达人

The American Heart Association recommends reducing time spent in heavy traffic or jogging during rush hour, or near busy roadways and better treatment for cardiovascular risk factors.

VOA: standard.2010.08.04

In mid-April,Kenya signed a deal, which will allow the United States to install radiation sensors and other equipment at its busy Mombasa seaport to detect any nuclear or radiological materials that could be smuggled in to be used in a weapon.

VOA: standard.2009.05.01