英语语法分析

The scapula is a triangular bone.

肩胛骨是一个三角形骨。

To increase the shoulder range of motion, one must treat the scapula first.

为了增加肩关节的运动范围，就必须先要治疗肩胛骨。

Scapula retraction is a fancy way of saying to squeeze your shoulder blades together.

肩胛骨往回收也就是说将你的肩胛往后挤到一起。