roof covering

• 覆屋面,屋面覆盖层

roof covering的用法和样例：

例句

1. The roofer is patching the roof with metal.
   屋面防水工在用铁皮修补屋顶。
2. Roof resisting to external fire exposure.
   能防止外部火的穿透和火焰蔓延的屋面。