roadbed

/rohd-bed/US // ˈroʊdˌbɛd //UK // (ˈrəʊdˌbɛd) //

路基,路床,道床,路面

Definitions

n.名词 noun

1
- : Railroads. the bed or foundation structure for the track of a railroad.the layer of ballast immediately beneath the ties of a railroad track.
- : the material of which a road is composed.

The roadbed was wide enough to permit the meeting and passing of the largest wagons without trouble.
The brief storm had been a severe one, and in one spot the roadbed was considerably washed out.
Though of narrow gauge the roadbed was laid for standard gauge, and this change can be made at any time.
Nevertheless, walking was not easy for the roadbed bore a shell of treacherous ice.
The gap through the mountains looked familiar as I spied it from the distance, but the roadbed to the right I had forgotten.