polluted water prosessing

• 污水处理

polluted water prosessing的用法和样例：

例句

1. The solid parts of the waste water are processed and composted and finally turned into top soil, fertilizing the island.
   固体部分的污水处理和分解，最后变成最土壤，施肥的岛屿。
2. Research on water pollution control by aquatic ecosystems is a focus of wastewater treatment in recent years.
   利用水生生态系统治理水体污染是污水处理领域的研究热点之一。