This exercise can be done lying on one side if for some reason your child cannot lie on his back.

如果你的孩子不能平躺，这个练习也可以侧躺着做。

youdao

This exercise can be done lying on one side if for some reason your child cannot lie on his back.

如果你的孩子不能平躺，这个练习也可以侧躺着做。

youdao