Swimming is an excellent cross-training activity for running because it's not weight-bearing, so it gives your joints (which take a lot of stress when you're running) a break.

游泳是非常棒的一种交叉训练方式。因为它不需要承重，能让关节（在跑步的时候可是给承受了很大的压力啊）休息。

youdao

Swimming is an excellent cross-training activity for running because it's not weight-bearing, so it gives your joints (which take a lot of stress when you're running) a break.

游泳是非常棒的一种交叉训练方式。因为它不需要承重，能让关节（在跑步的时候可是给承受了很大的压力啊）休息。

youdao