cleanern.清洁工；清洁工具(复数)cleaners:干洗店.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cleaning solvent洗涤剂clean-out door清扫门clean coal yield精煤产率cleaning reagent清洗剂clean-dry sand洁净干砂clean collection光票托收cleaning ability喷吹性能cleaner elevator清理升运器clean-fingeredadj.廉洁的；不苟的；熟练的cleansing flight爽身飞行,排粪飞行