elasticity of torsion

例句：

1. 1.The rope is twisted around the post.
   绳子绕在柱子上。
2. 2. The car's steering wheel is twisted to the right.
   汽车的方向盘向右扭。
3. 3.The bolt was twisted out of the wall.
   螺栓从墙上拧出来了。