wasteman废物清洁工wasten.废物；浪费；荒地v.浪费；滥用；消耗adj.荒芜的；无用的；浪费的wastewater characteristics废水特性waste treatment facilities垃圾处理设施waste calcination facility放射性废液,煅烧设施wastewater bio-treatment废水生物处理waste water recovery plant废水再生装置Waste of food is wicked.糟蹋粮食是不道德的。waste water treatment unit污水处理场wastewater collection unit集水单元Waste truck with compactor后装压缩式垃圾车wastewater liquid residual废水液态残余物