sorting bed

例句：

1. 1.The sorting bed is used to separate different types of materials.
   分类床用于区分不同类型的材料。
2. 2.The sorting bed helps to sort out the waste and recycle it.
   分类床有助于分类废弃物并回收利用。
3. 3.The sorting bed is a crucial part of the recycling process.
   分类床是回收过程的关键部分。