sewage treatment plant noun
plural sewage treatment plants
sewage treatment plant
noun
plural sewage treatment plants
Learner's definition of SEWAGE TREATMENT PLANT
[count] chiefly US
: a place where sewage is cleaned so that it is not harmful or dangerous to the environment污水处理厂 — called also (US) sewage plant, (British) sewage farm, (British) sewage treatment works, (British) sewage works