/kli:n ||; klin/verb1 [T] to remove dirt, dust and marks from sth 打扫: to clean the windows 擦窗子Don't forget to clean your teeth! 别忘了刷牙！
Clean is a general word for removing dirt from something. If you wash something you clean it with water and often soap. You can wipe a surface by rubbing it with a wet cloth; you dust a surface by rubbing it with a dry cloth. If you brush something you clean it with a brush that has a short handle; if you sweep the floor you use a brush with a long handle. 把污垢除去，一般叫clean。洗去污垢，叫wash。用湿布抹，叫wipe；用干布抹，叫dust。用刷子刷，叫brush；用扫帚扫，叫sweep。 2 [I,T] to make the inside of a house, office, etc free from dust and dirt 打扫（室内地方）: Mr Burrows comes in to clean after office hours. 博罗斯先生通常在大家下班后进来打扫。 Do the cleaning is often used instead of clean I do the cleaning once a week. 经常用do the cleaning来代替clean：I do the cleaning once a week.我每周打扫一次。
clean sth out to clean the inside of sth 将某物的内部清理干净:
I'm going to clean out all the cupboards next week. 下周我要把所有厨柜全部清理干净。 clean (sth) up to remove all the dirt from a place that is particularly dirty 把特别肮脏的地方打扫清洁:
I'm going to clean up the kitchen before Mum and Dad get back. 我要在爸妈回来之前把厨房打扫干净。Oh no, you've spilt coffee on the new carpet! Can you clean it up? 哎呀，你把咖啡泼在新地毯上了！把它打扫干净，好吗？ ☞Look at dry-clean and spring-clean. 参看dry-clean及spring-clean。