Cleandern.克林德
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
clean gasoline production清洁汽油生产
clean - down capability自净时间
clean away the blackboard把黑板上的字擦掉
clean-government system廉政制度
clean configured aircraft净形飞机
clean production auditing清洁生产审核
clean-cut three to zero干净利索的3比0
cleaning production audit清洁生产审核
clean away every obstacle排除每个障碍
cleanness of glass bottle玻璃瓶清洁虚