The National Arboretum is an active center for both scientific research and public education.

VOA: special.2010.10.01

Then in addition, one of the other teaching fellows here, Ashley Gearhardt--Ashley would you mind standing up-- is very active in this research.

另外,这还有一个助教,艾希莉· 吉尔哈特,能起来下吗,她在这个领域很活跃

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

We also have active visualizations because there's a lot of research showing that if you're actively engaged in something that solidifies the learning objectives we're taking home.

我们同时也有主动性直观化,因为很多研究结果表明,如果你积极地参与,到一些使学习目标具体化,的活动中去的话,便能真正理解它。

麻省理工公开课 - 媒体、教育、市场课程节选