roading machine掘进机
roading group公路修建和养护组
roading speed行驶速度
machine roading机器道路行驶
roading arrangement道路行驶配置
roading system公路系统
roading diagram路基尺寸图
roading fender行车防冲物
N-COUNT（可数名词） A road is a long piece of hard ground that is built between two places so that people can drive or ride easily from one place to the other. 公路
There was very little traffic on the roads.
那时这些公路上车辆很少。
N-COUNT（可数名词） The road to a particular result is the means of achieving it or the process of achieving it. 途径; 过程
We are bound to see some ups and downs along the road to recovery.
在复苏的道路上我们一定会经历一些波折起伏。
PHRASE（习语） If you say that someone is on the road to something, you mean that they are likely to achieve it. 在 (取得成功的) 的道路上
The government took another step on the road to political reform.
政府又在政治改革的道路上迈进了一步。
（） the end of the road →see end