effluent
noun [ C or U ] environment specialized uk/ˈef.lu.ənt/ us/ˈef.lu.ənt/
废水，污水
liquid waste that is sent out from factories or places where sewage is dealt with, usually flowing into rivers, lakes, or the sea
Effluents from local factories are finding their way into the river. 当地工厂排出的废水都任其流入河中。