engine propeller unit

例句：

1. 1.The new car has a powerful engine propeller unit that can accelerate quickly.
   这款新车拥有一个强大的发动机推进器，能够迅速加速。
2. 2.The engineers carefully dismantled the old propeller unit to replace it with a more efficient one.
   工程师们仔细拆解了旧的推进器单元，用更高效的替换它。
3. 3. The propeller unit is essential for maintaining the aircraft's stability and control.
   推进器单元对于保持飞机的稳定性和控制至关重要。