cleanersn.洗衣店；干洗店名词cleaner的复数形式.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 - up Machining补加工clean-white and fine洁白细腻clean fracturing fluid清洁压裂液clean off a blackboard擦去(拭去)黑板上的字cleaning between rolls辊缝, 轧辊间隙, 轧棍开(口)度Clean and Tidy Village村容整洁cleaning of the engine机讫尘clean mining technique洁净开采技术Clean alternative fuel清洁代用燃料clean water experiment清水试验