Active growth takes place in that area.

VOA: special.2010.04.06

You might have heard about this because it's been quite an active area of science.

你们可能听说过它,因为它是科研中一个相当热门的领域

耶鲁公开课 - 生物医学工程探索课程节选

It's a pretty active area.

这片地区生机勃勃。

旧金山的夜生活 - SpeakingMax英语口语达人

Meanwhile,police say at least eleven members of the Central Reserve Police Force died when their vehicle hit a landmine in an area of Chhattisgarh, where Maoists are active.

VOA: standard.2009.06.21

So every time you move your arm, that area of the brain with green line starts, become active in a particular way.

因此，每当你运动手臂的时候，大脑中绿线的部分开始工作，以特定的方式活跃起来。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

He said his administration is committed to diplomacy to resolve concerns about the two countries' nuclear ambitions but that this is yet another area in which active support of the world community is needed.

VOA: standard.2009.09.23