clean
adjective uk/kliːn/ us/kliːn/
(NOT DIRTY)
A1 干净的;清洁的
not dirty
a clean white shirt 干净的白衬衫
clean air/water 清洁的空气／水
Make sure your hands are clean before you have your dinner. 饭前一定要把手洗干净。
Hospitals need to be kept spotlessly (= extremely) clean. 医院必须保持一尘不染，干干净净。
- More examples
- This glass has been used - please fetch me a clean one.
- I looked in the drawer for a clean pair of socks.
- The kitchen is spotlessly clean.
- We want clean rivers and lakes, where you can swim without risk to your health.
- The town council is responsible for keeping the streets clean.
(HONEST)
C2 诚实的;公正的;光明正大的;清白的
honest or fair, or showing that you have not done anything illegal
a good clean fight/contest 公正的比赛／竞赛
The judge took the defendant's clean record (= the absence of previous involvement in crime) into account when passing sentence. 法官在宣判时考虑到了被告没有前科。
I've always had a clean driving licence. 我开车一直都无违章记录。
It was a clean tackle. 那个阻截真是干净利落。
slang清白的；没有私藏（或携带）毒品的；没有赃物的
not doing anything illegal, or not having or carrying illegal drugs or stolen goods
The police busted Pete last night, but he was clean. 警察昨夜搜查了皮特，可是未搜出他有任何违禁品。
(MORAL)
纯洁的;正派的
morally acceptable
It's all good, clean fun. 这完全是个正派纯洁的玩笑。
clean living 生活清白的
不猥亵的，不下流的;无色情的
not about sex
Can't you think of any clean jokes? 你脑子里难道就没有点正经的笑话么？
(NOT ROUGH)
边缘整齐的；平滑的；流线型的；简洁流畅的
having no rough edges, and smooth, straight, or equally balanced
I've broken my leg, but the doctor says that it's a clean break, so it should heal easily. 我摔断了腿，不过医生说断口很整齐，应该很快就会长好。
A good clean hit from Pietersen sent the ball straight out to the boundary. 皮特森干净利落的一击将球直接击出边界。
What he liked about the car was its clean lines. 他喜欢这辆车简洁流畅的线条。
I tried to make a clean cut, but the knife wasn't sharp enough. 我想切得整整齐齐，可是刀子不够锋利。
(COMPLETE)
[ before noun ]彻底的，完全的
complete
It's better for both of us if we make a clean break (of it) (= end our relationship completely). 要是我们一刀两断，对双方都好。
Sara says she needs a clean break with the past. 萨拉说自己需要和过去彻底决裂。
The new prime minister is expected to make a clean sweep (= a complete change) of the government. 人们期望新首相对政府进行大换班。
(NOTHING ON)
[ before noun ]未写过的;未用过的;空白的
When something you write on is clean, there is nothing on it or it is not yet used.
Take a clean sheet of paper. 拿一张白纸来。
Idioms
(as) clean as a (new) pinidiom old-fashioned (also (as) clean as a whistle) 干干净净;极其干净
extremely clean
a clean bill of healthidiom informal 身体健康证明
a decision by a doctor that someone is healthy
He's been given a clean bill of health by the doctor. 他拿到了一份医生出具的健康证明。
合格证明;安全证明
a decision by someone in authority that a particular thing is in good condition
Of 30 countries inspected for airline safety, only 17 received a clean bill of health. 在对30个国家的航班安全性检查中，只有17个国家获得了安全证书。
a clean sheet/slateidiom informal 既往不咎
the situation in which people decide to forget your past behaviour, usually because it was not good
You were very lazy last term, but we'll start again with a clean sheet this term. 你上学期很懒，可是这学期我们会既往不咎，重新开始。
keep a clean sheetidiom （足球比赛中）不让对方进球
in football, to not allow the opposing team to score a goal
Liverpool have kept a clean sheet in five of their last six home games. 在最近的六场主场比赛中，利物浦队有五场都没有让对方进球。
come cleanidiom 全盘招供;和盘托出
to tell the truth about something that you have been keeping secret
I thought it was time to come clean (with everybody) about what I'd been doing. 我认为到时候了，该（向大家）说清楚我一直在干些什么。
make a clean breast of itidiom UK 全盘招供;和盘托出
to tell the truth about something
Julia finally made a clean breast of it and admitted that she had stolen the money. 朱莉娅最终坦白了，承认是她偷了钱。
clean
verb uk/kliːn/ us/kliːn/
A1 [ T ]把…弄干净;打扫;清洁;清洗
to remove dirt from something
I'm going to clean the windows this morning. 今天上午我要擦窗户。
You should always clean your teeth after meals. 每次饭后你都应当清洁牙齿。
Would you clean the fingermarks from/off the door? 你把门上的指纹擦掉，好吗？
He asked her to help him clean out the stables. 他叫她帮忙打扫马厩。
[ I usually + adv/prep ]变干净
to become clean
This carpet doesn't clean very well. 这地毯不太好清洗。
I hope these bloodstains will clean off my shirt. 我希望我衬衫上的这些血迹能洗掉。
[ T ]清除（鱼或动物）的内脏（以备烹饪）
to prepare a fish or an animal killed for food by removing the inside parts of it that are not eaten
- More examples
- When I was studying for my exams I used to clean the house as a sort of displacement activity.
- I feel like a real drudge - I've done nothing but clean all day!
- You'll have to get down on all fours to clean behind the toilet.
- Did you clean the inside of the car?
- We had an arrangement that he would clean the house and I would cook.
Idiom
clean up your actidiom 改邪归正；开始遵纪守法
to start to obey certain laws or generally accepted standards of behaviour
You're going to have to clean up your act if you're serious about keeping your job. 要是你真想保住工作，就得改邪归正。
Phrasal verbs
clean something outC2 把…内部彻底打扫干净
to take everything out of a room, car, container, etc. and clean the inside of it
I found these photos while I was cleaning out my cupboards. 我清理橱柜时发现了这些照片。
clean someone/something out 把…一扫而光;洗劫
to use or steal all of someone's money or goods
Buying our new house has completely cleaned us out. 买新房子把我们完全掏空了。
Richard came home for the weekend and completely cleaned us out of food. 理查德回家过周末，把我们的食物一扫而光。
The burglars cleaned out the shop. 盗贼把商店洗劫一空。
clean (someone/something) upC1 （把…）梳洗整齐;打扫，清理
to make a person or place clean and tidy
We'll go out as soon as I've cleaned up the kitchen. 我一收拾完厨房我们就出去。
I need to clean up (= clean myself or the place where I am) before we go out. 我们出去之前我得先收拾收拾。
Clean yourself up a bit before dinner. 吃饭前先把你自己弄干净点儿。
clean (something) up 赢得大笔钱，赚大钱，发大财
to win a lot of money
We cleaned up at the poker table last night. 我们昨晚在牌桌上赢了一大把。
clean something up 肃清，整顿，清理（非法或不诚实行为）
to stop illegal or dishonest activity in a place or organization
We need a mayor who is tough enough to clean up this town. 我们需要一位强硬的市长来整顿这个城市。
肃清，净化（节目或书刊中的暴力、色情或不道德内容）
to stop or limit the violence, sex, or bad behaviour shown or contained in programmes or books, magazines, etc., to make them more acceptable
Some people think that television should be cleaned up. 有些人认为应该净化电视节目。
clean up after someone 打扫…弄脏的地方;解决…制造的问题
to remove dirt or problems that someone has made
I'm fed up with cleaning up after you all the time. 你弄脏了东西老是我来打扫，我真是受够了。
clean
noun [ S ] uk/kliːn/ us/kliːn/
清洁，清扫，打扫
when something is cleaned
These windows need a really thorough clean. 这些窗户需要彻底擦洗一遍。
clean
adverb uk/kliːn/ us/kliːn/
完全地，彻底地
completely
I clean forgot that I was supposed to be meeting Lucy last night. 昨晚我本来应该跟露西见面的，结果我忘得一干二净。
He's been cheating his customers for years, and getting clean away with it. 他欺骗顾客多年，还一点事都没有。
The bullet went clean through his shoulder. 子弹穿透了他的肩膀。