arris rail

例句：

1. 1. The train is running on the railway tracks.
   火车正在铁轨上行驶。
2. 2.The engineer inspected the railway track for any damage.
   工程师检查了铁路轨道是否有损坏。
3. 3. The construction of a new railway line will greatly improve transportation.
   新铁路线的建设将大大改善交通。