That is sound recorded with equipment placed underwater near the busy shipping lanes off Vancouver Island in Canada.

VOA: special.2011.06.29

I think this is what the Treasury Department says, that they are kinda busy with other things until then.

想必财政部会托词说，他们到那时才有时间。

斯坦福公开课 - 经济学课程节选

Is he busy? Let's hang out with him too.

他忙吗？我们叫上他一起好啦！

When 实战 - SpeakingMax英语口语达人

Anna Carpenter is thirty-three years old and busy with work, a husband and soon a child.

VOA: special.2010.12.27

Vancouver is also a busy city with interesting cultural events, shops,restaurants and galleries.

VOA: special.2010.02.10

So the Roof is busy again with wedding receptions and the like.

VOA: standard.2010.02.25