跪下腰、立下腰

跪下腰训练

https://v.qq.com/txp/iframe/player.html?vid=w01990m66eg&width=500&height=375&auto=0

立下腰训练

https://v.qq.com/txp/iframe/player.html?vid=r0199ps6578&width=500&height=375&auto=0

▼ 点这里，看军艺的孩子有多牛！