n.搭脚手架的材料;脚手架材料;
例句:
His factory makes scaffolding parts.
他的工厂生产脚手架部件.
They are taking down a crane [ the scaffolding ].
他们正在拆吊车 [ 脚手架 ].
All the scattered materials should clean up in time on scaffolding.
4脚手架上零星材料及时清理干净.