1.缩写为rd(for travelling)路；道路；公路
There was very little traffic on the roads.道路上来往车辆稀少。
a main road一条主干道
a major road一条主要道路
a minor road一条支路
2.缩写为rd或Rd(street)街；街道；道
They live across the road.他们住在街的对面。
3.the road to sth
(way to sth)通向···的道路；达成…的方法
The government took another step on the road to political reform.政府在政治改革的道路上又前进了一步。
4.【铁路】(track)路轨；轨道
5.【海】(anchorage)近岸锚地；港外锚地