crystal switch

例句：

1. 1.The crystal switch on the remote control is very easy to operate.
   遥控器上的水晶开关很容易操作。
2. 2.The new model of the car has a crystal switch for the windshield wipers.
   这款汽车的新型号有一个水晶开关用于雨刷器。
3. 3. The crystal switch on the door handle is designed to be easy to press.
   门把手上的水晶开关设计得易于按压。