electron gear shifting

例句：

1. 1.The new car has a unique electronic gear shifting system that makes driving smoother and more efficient.
   这款新车拥有独特的电子换挡系统，使得驾驶更加顺畅高效。
2. 2.In the old days, people used to shift their gears manually, but now they rely on electronic systems for convenience.
   在旧时代，人们手动换挡，但现在他们依靠电子设备来方便。
3. 3. The engineer was able to adjust the electronic gear shifting system to optimize performance without affecting the vehicle's stability.
   这位工程师能够调整电子换挡系统，以优化性能而不影响车辆的稳定性。