protective barrier
英
美
- 防护栅障,防护栏杆,遮壁
双语例句
- 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
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