switch thrown under moving cars

例句：

1. 1.The light switch is on the wall next to the door.
   灯的开关在门旁边的墙上。
2. 2. He switched the radio to another station.
   他切换收音机到另一个电台。
3. 3. She switched her attention from one task to another.
   她从一项任务转移到另一项任务上。