railway in operation

例句：

1. 1. The train is scheduledto arrive at the station at 9:00.
   火车计划在9点到达车站。
2. 2. The engineer inspected the railwaytracks before starting the journey.
   工程师在开始旅程前检查了铁路轨道。
3. 3. The railwayline runs through the city center and connects several important cities.
   这条铁路线穿过市中心，连接了几个重要的城市。