废棉

例句：

1. 1. The factory has to deal with a lot of waste cotton every day.
   这个工厂每天都要处理大量的废弃棉花。
2. 2. The old clothes are now just discarded cotton.
   那些旧衣服现在只是废弃的棉花。
3. 3.The company is trying to recycle as much waste cotton as possible.
   这家公司正试图尽可能多地回收废弃的棉花。