n.[C]

1. 【主英】铁路；铁道
   All this changed with the invention of the railway.

   随着铁路的发明这一切都改变了。

2. 【主英】铁路系统；铁路公司
3. 【美】轻轨铁路

n.

1. a track made of rails along which trains run.
2. a system of such tracks with the trains, organization, and personnel required for its working.