laevorotation

例句：

1. 1.The car's engine is designed to rotate in a left-handed direction.
   这辆车的引擎设计成以左旋方向运转。
2. 2. During the rotation, the earth's axis points towards the north pole.
   在旋转期间，地球轴指向北极。
3. 3.The scientist conducted experiments to study the effects of left-handed rotation on the environment.
   这位科学家进行了实验，研究左手旋转对环境的影响。