four sided rotor

例句：

1. 1.The new design of the car has afour-sided rotor that makesit more efficient.
   这款汽车的新设计有一个四边形转子，使其更加高效。
2. 2. Thefour-sided rotor is responsiblefor the car's smooth acceleration anddeceleration.
   四边形转子负责汽车的平稳加速和减速。
3. 3. The four-sided rotor is an important componentof the engine, which helps to reducenoise and vibration.
   四边形转子是发动机的一个重要组成部分，有助于减少噪音和振动。