This is single arm drill elementary starting up with a good stream line position. left arm moving? And you notice Lindsay keeps a good line looking at the bottom of the pool.

这是基本单臂划水训练，起始时就有很好的流线形。左臂移动？，保持好的流线，注视池底。

youdao

This is single arm drill elementary starting up with a good stream line position. left arm moving? And you notice Lindsay keeps a good line looking at the bottom of the pool.

这是基本单臂划水训练，起始时就有很好的流线形。左臂移动？，保持好的流线，注视池底。

youdao