Is this your very first advanced aerobics class ?

这是你第一次上有氧运动高级班吗

Now 's a good time to give water jogging or water aerobics a try .

就趁现在去试试水中慢跑或者水中有氧运动。

But as I 've said , he didn 't give up easily , and he doggedly learned again how to fasten his belt ; to peck out sentences on his computer ; to walk alone , one foot dragging , to the university pool for water aerobics .

然而正如我曾说过的，他没有轻易放弃，重又顽强地学习怎样系安全带、在电脑上费力打字、拖着一只脚独自行走以及去大学的游泳池做水中有氧运动。

It 's a form of existential aerobics , a moving meditation .

这是一种关乎存在的增氧运动，一种动起来的沉思。

Take a jog or an aerobics class .

参加一次慢跑，或者一个健美操班。