A total of 20900 cubic metres per day of polluted effluent has been properly diverted to the sewerage system,which is equivalent to the pollution load from more than 70000 people.是什么意思_A total of 20900 cubic metres per day of polluted effluent has been properly diverted to the sewerage system,which is equivalent to the pollution load from more than 70000 people.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句