参考来源：海词词典权威app
clean
neat
cleanlily
neatness
cleanliness
pureness
海词词典的真题例句：
他用自来水龙头流出的凉水把手洗干净。He cleaned his hands in the cold water from the tap.
请把窗子弄干净，我几乎看不到外面。Please clean the window as I can hardly see out.
一位护士来给他包上干净的绷带。A nurse came to put on a clean dressing for him.
他用一块沾油的抹布擦干净汽车。He cleaned the car with an oily rag.
护士在他的伤口上敷了一块干净的纱布垫。The nurse put a clean pad of cotton over his wound.
她把地板打扫干净。She swept the floor clean.
看起来海水好像不干净，不能游泳。It looks as if it isn't clean enough to bathe here.