gear range

例句：

1. 1. The car has a gear range of 5,000 RPMs.
   这辆车的齿轮转速范围为5000 RPM。
2. 2. The new gear range allows for smoother acceleration.
   新的齿轮范围使得加速更加平滑。
3. 3.The gear range is crucial for efficient engine operation.
   齿轮范围对于发动机的有效运行至关重要。