分类词汇→铁路→铁路

elevated railway, overhead railway, aerial railway高架铁路
mine railway矿区铁路
funicular (railway)缆索铁路, 登山铁路
light railway line轻便铁道
urban railway市区铁路
railway network铁路网
railway transport铁路运输
trial run试车
open to traffic通车