尾料

例句：

1. 1. The factory produces a lot of scrap metal for recycling.
   这家工厂生产大量的废金属用于回收。
2. 2. After the construction, the leftover materials were sold to the local market.
   建设完成后，剩余的材料被卖给了当地市场。
3. 3. The company was forced to use scrap materials instead of new ones due to budget constraints.
   由于预算限制，公司被迫使用废料而非新材料。