'Aerobics' is a very active type of physical exercise done while listening to music, often in a class.

“aerobics（有氧操）”是一种听音乐而进行的非常活跃的体育运动，通常是在课堂上进行。

Moreover, both the less active and the more active gene types came from a small number of functional groups.

而且，无论是活力较高的基因还是活力较低的基因都来自少数功能群。