cutting scrap

例句：

1. 1.The factory produces cutting scrap for the car industry.
   这家工厂为汽车工业生产废料。
2. 2. The old building has lots of cutting scrap left over from its renovation.
   这座旧建筑在翻新时留下了很多废料。
3. 3. We need to recycle as much cutting scrap as possible to reduce waste.
   我们需要尽可能多地回收废料，以减少浪费。