The new road building programme has been ditched.

新的道路建设计划已废弃。

Wilderness designation prohibits road building, the use of mechanized equipment and most other developments.

荒野之地禁止筑路、使用机械设备以及绝大多数其它的开发。

They ground this rock up for road building.

他们碾碎这些石头用来筑路。

He works as a labourer on a road building crew for the city.

他是一个为城市道路建设船员劳动者。

This machine grinds out the crushed rock ready for road building.

这台机器碾碎用来筑路的石头。