effluent liquid

例句：

1. 1. The factory emits a large amount of effluent liquid into the river every day.
   这个工厂每天向河流排放大量的废水。
2. 2.The wastewater from the sewage treatment plant needs to be treated before it can be discharged into the environment.
   污水处理厂产生的废水需要经过处理才能排放到环境中。
3. 3. The company's effluent liquid is contaminated with heavy metals and should be handled carefully.
   公司的排放液被重金属污染，需要小心处理。