railroad canvas

例句：

1. 1.The train is scheduled to arrive at the station at 8:00.
   火车计划在8点到达车站。
2. 2. The engineer inspected the railroad tracks before starting the work.
   工程师在开始工作前检查了铁路轨道。
3. 3.The railroad runs through the city, connecting several major cities.
   这条铁路穿过城市，连接了几个主要城市。