roadmixn.路拌(路拌法建筑的路面)adj.路拌的roadn.路；道路；途径；方法road dangerous sources道路危险源roadless wilderness.无路可走的荒原roadbed grille cushion路基格栅垫层Road Race - Fun Ride大众组公路健康骑行road vibration machine道路测震机road construction work筑路工程road passenger station公路客运站场road survey and design道路勘测设计road traffic condition道路交通状态road network structure路网结构