route card switch

例句：

1. 1.The new route card system has made travel smoother for passengers.
   新的路线卡系统使乘客的旅行更加顺畅。
2. 2. The route card switch is located at the entrance of the train station.
   路线卡开关位于火车站入口。
3. 3.The route card switch is responsible for managing the flow of passengers through the station.
   路线卡开关负责管理乘客通过车站的流动。