Imagine that the strap is tightening inward, pressing the outer arms in against the bones.

想象带子在向里收紧、迎着骨骼向外的力量给臂外侧向内的压力。

youdao

Imagine that the strap is tightening inward, pressing the outer arms in against the bones.

想象带子在向里收紧、迎着骨骼向外的力量给臂外侧向内的压力。

youdao