scrap down

• 拆毁；报废

scrap down的用法和样例：

例句

1. They have managed to pull down the old building.
   他们已拆毁了那幢旧建筑。
2. The ship was broken up for scrap metal.
   这艘船拆毁了当废铁用。
3. Involve in WIP and production scrap control.
   参与坏品数和生产报废控制。
4. I'll soon have to scrap this lawn mower,it's beyond repair and on its last legs.
   不久将不得不把我这台割草机废弃掉，因它已不能修理，即将报废了。