Definition: the long metal lines which a train travels along Level: C1
工人们正在修复一段受损的铁轨。
Workers are repairing a damaged section of the railway ___track.
请乘客不要横穿铁轨。
Passengers are requested not to walk across the ___tracks.
数以百计的旗帜排列在通往小镇的铁轨旁。
Hundreds of flags lined the railway ___track leading into the small town.
