intermediate drive gear

例句：

1. 1.The car has an intermediate drive gear that makes it easy to shift gears.
   这辆车有一个中间驱动齿轮，使得换挡变得容易。
2. 2. The machine uses a combination of intermediate drive gears to achieve high precision.
   这台机器使用中间驱动齿轮的组合来实现高精度。
3. 3.The engineer designed the intermediate drive gear to improve efficiency and reduce wear.
   工程师设计了中间驱动齿轮来提高效率并减少磨损。