一块三角型的布可以用来固定手臂的位置，绷带也可以把纱布固定住。

A triangular cloth is used to fix the arm in position. The bandage also holds the dressing in place.

youdao

一块三角型的布可以用来固定手臂的位置，绷带也可以把纱布固定住。

A triangular cloth is used to fix the arm in position. The bandage also holds the dressing in place.

youdao