protective barrier

汉语翻译

【化】 防护栏杆

例句

A wall or embankment, as in a mine or along a waterfront, that acts as a protective barrier.(坑内的)堵壁、堤岸、挡土墙在矿井里或沿着水边的墙或堤，用来当作当保护物的障碍物