rotor groove

例句：

1. 1. The design of the aircraft's rotor is crucial for its performance.
   飞机的转子设计对其性能至关重要。
2. 2.The rotor grooves on the blades are designed to reduce noise and vibration.
   叶片上的转子槽道设计用来减少噪音和振动。
3. 3. The rotor grooves are made from high-strength steel to withstand the high loads.
   转子槽道由高强度钢制成，以承受高负载。