Press your shoulder blades into your back, then widen them across and release them down your back.

肩胛骨压向背部，然后扩展并放松肩胛骨到背部。

youdao

Press your shoulder blades into your back, then widen them across and release them down your back.

肩胛骨压向背部，然后扩展并放松肩胛骨到背部。

youdao