N-MASS
(工厂或污水处理厂排出的)废水，污水
Effluent is liquid waste material that comes out of factories or sewage works.
例句
The effluent from the factory was dumped into the river...
那家工厂的废水被排入河中。
All industrial chemical plants produce waste effluents.
所有工业化工厂都会排放废水。