sanitary wastewater

例句：

1. 1. The city's sewage treatment plant is responsible for the treatment of sanitary wastewater.
   该市的污水处理厂负责处理卫生废水。
2. 2. The government has announced plans to improve the sanitation of sanitary wastewater.
   政府已宣布计划改善卫生废水的卫生状况。
3. 3. The sanitation department inspected the sanitary wastewater system and found several issues that needed to be addressed.
   卫生部门检查了卫生废水系统，并发现了几个需要解决的问题。