railroad track 铁轨
railroad station 火车站
main line 主干线
railroad crossing 铁路平交道
1. The new railroad line connects the city center to the airport.
新的铁路线将市中心与机场连接起来。
2. The railroad line was expanded to increase capacity.
铁路线得到了扩建以增加运力。
A: Is there any train going to the coast?
A：有去海边的火车吗？
B: Yes, you can take the railroad line from this station.
B：有的，你可以从这个车站坐铁路线。
1) 铁路线
2) 铁路干线
3) 轨道线路
1. 铁路线
e.g.A long railroad line runs through the valley.
一条长长的铁路线贯穿山谷。
noun
1. A track or route used by trains for transportation.
Synonym: railway line