Trancor

例句：

1. 1. The car's engine is a hydraulic rotor.
   汽车的引擎是一个液压转轮。
2. 2.The machine has a gearbox that can be adjusted for different speeds.
   这台机器有一个可以调整不同速度的齿轮箱。
3. 3. The engineer designed the rotor to spin at high speeds.
   工程师设计了转轮以高速旋转。