wet sorting

例句：

1. 1. We need to sort the clothes by color before washing them.
   我们需要在洗衣服之前按颜色分类。
2. 2. The company uses wet sorting technology to improve its efficiency.
   这家公司使用湿分选技术来提高其效率。
3. 3. In wet sorting, the materials are separated based on their specific characteristics.
   在湿分选过程中，材料是根据它们特定的特性被分离的。