roofyn.氟硝安定(催眠镇静药)
roofn.屋顶;顶vt.覆盖;给 ... 覆以屋顶
roof tapping问顶,敲顶
roof-board顶板
roof eontrol顶板控制
roof failure顶板破坏
roof framing车顶结构
roofing bond屋顶维修保证书
roofing iron瓦楞铁皮
roof stratum顶板岩层
roofing cost屋面工程造价
roof shingle屋顶木瓦