cleanoutn.清除口；清扫
cleanadj.干净的；纯洁的；完全的；空白的；正当的；精准的adv.完全地n.清洁v.打扫；清扫；擦，刷
cleaner production in pipeline construction管道清洁生产
clean environmentof pharmaceutical workshops药品生产厂房的洁净环境
clean and honest administration construction党风廉政建设
Cleaning would mean surgery.Gussie sagged.清除血块意味着手术，格西精神消沉。
Clean Air Society of Australia and New Zealand澳大利亚和新西兰清洁空气学会
Clean manufacturing process for wet-fiberboard湿法纤维板的清洁生产工艺
Cleanliness measurement in pharmaceutical cleanroom药厂洁净室空气洁净度的检测
Clean--and--honest Government Culture Construction廉政文化建设
cleaning production manufacturing reconstituted decorative染色废水处理
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