single carriageway单行道;不分隔车路
service carriageway辅助道路
carriageway markings车行道线
carriageway plate行车道板
dual carriageway双行道;双车道
carriageway marking行车道标记
carriageway surfacing车道路面;车路线面
nonrigid carriageway非刚性车道
dilapidated carriageway残旧行车道
N（名词） the part of a road along which traffic passes in a single line moving in one direction only (一个反向的)车道 [英国英语]
a dual carriageway