roofern.盖屋顶的人
roofn.屋顶;顶vt.覆盖;给 ... 覆以屋顶
roof and platform屋顶平台
roof dilapidation顶板崩落
roofing millboard屋面麻丝板
roof top heliport屋顶直升机降落场
roof water inrush顶板突水
roof construction屋顶构造,屋盖构造
roof iris rhizome鸢尾(中药)
roof of the mouthn.上腭;上膛
roof of the world世界屋脊
roof of coal seam煤层顶板