	Are your hands clean? 你的手干净吗？
	to wipe sth clean 把某物擦干净
	The hotel was spotlessly(= extremely) clean . 这家旅馆干净得一尘不染。
	It is your responsibility to keep the room clean and tidy . 保持房间整洁是你的职责。
	Keep your room neat and clean . 保持房间整洁。
	I can't find a clean shirt(= one I haven't worn since it was washed) . 我找不到一件干净的衬衫。

2.	爱干净的；爱整洁的having a clean appearance and clean surroundings

Cats are very clean animals.

猫是很爱干净的动物。

无害not harmful

3.	无有害物的；无污染的free from harmful or unpleasant substances

	clean drinking water 洁净的饮用水
	clean air 清洁的空气
	cleaner cars(= not producing so many harmful substances) 环保型汽车

纸paper

4.	[ubn] 空白的；未写过字的with nothing written on it

a clean sheet of paper

一张空白纸

文明not offensive

5.	文明的；无色情的；正派的not offensive or referring to sex; not doing anything that is considered immoral or bad

	The entertainment was good clean fun for the whole family. 这种娱乐文明有趣，对全家老少都适合。
	Keep the jokes clean please! 开玩笑请文明点！
	The sport has a very clean image. 这项运动享有很文明的声誉。

合法not illegal

6.	无犯罪记录的；守法的；清白的not showing or having any record of doing sth that is against the law

	a clean driving licence/driver's license 无违章记录的驾驶执照
	a clean police record 无违警记录

7.	(informal) 没有私藏（或携带）违禁品（如毒品、武器等）的not owning or carrying anything illegal such as drugs or weapons

The police searched her but she was clean.

警察搜了她的身，但未发现她携带任何违禁品。

公正fair

8.	公平的；守规则的；不违例的played or done in a fair way and within the rules

It was a tough but clean game.

这是一场打得艰苦但却是规规矩矩的比赛。

平整；简洁smooth/simple

9.	边缘平整的；表面平滑的；简洁规则的having a smooth edge, surface or shape; simple and regular

	A sharp knife makes a clean cut. 快刀切得整齐。
	a modern design with clean lines and a bright appearance 线条流畅、外观明快的现代设计

准确accurate

10.	动作熟练而准确的；干净利落的done in a skilful and accurate way

The plane made a clean take-off.

飞机起飞得干净利落。

味道；气味taste/smell

11.	清醇的；清新的tasting, smelling or looking pleasant and fresh

The wine has a clean taste and a lovely golden colour.

这葡萄酒味道清醇，色泽金黄。

IDM

as clean as a whistle

(informal)

干干净净very clean

a clean bill of health

健康证明；合格证明a report that says sb is healthy or that sth is in good condition

She wanted to make a clean break with the past.

她想与过去完全断绝。

a clean break

（与人、组织、生活方式等的）彻底决裂a complete separation from a person, an organization, a way of life, etc.

She wanted to make a clean break with the past.

她想与过去完全断绝。

一处骨折a break in a bone in one place

	No government operates with a completely clean sheet. 没有任何政府执政一点也不失误。
	They kept a clean sheet in the match(= no goals were scored against them) . 他们在比赛中未失一球。

a clean sheet/slate

无过错记录；清白的历史a record of your work or behaviour that does not show any mistakes or bad things that you have done

	No government operates with a completely clean sheet. 没有任何政府执政一点也不失误。
	They kept a clean sheet in the match(= no goals were scored against them) . 他们在比赛中未失一球。

make a clean breast of sth

彻底坦白；如实供认；把…和盘托出to tell the truth about sth so that you no longer feel guilty

	China made a clean sweep of the medals in the gymnastics events. 中国队在体操比赛中包揽了所有的奖牌。
	The opinion poll suggests a clean sweep for the Democrats. 民意测验表明民主党有可能大获全胜。

make a clean sweep (of sth)

全部撤换；彻底清除to remove all the people or things from an organization that are thought to be unnecessary or need changing

（比赛或竞赛中）大获全胜，包揽（所有奖项）；获得选举全胜to win all the prizes or parts of a game or competition; to win an election completely

	China made a clean sweep of the medals in the gymnastics events. 中国队在体操比赛中包揽了所有的奖牌。
	The opinion poll suggests a clean sweep for the Democrats. 民意测验表明民主党有可能大获全胜。

1.	[t][i] ~ (sth) 除去…的灰尘；使…干净；打扫to make sth free from dirt or dust by washing or rubbing it

	to clean the windows/bath/floor 擦窗户╱浴缸╱地板
	to clean a wound 洗净伤口
	Have you cleaned your teeth ? 你刷牙了吗？
	The villa is cleaned twice a week. 这栋别墅一周打扫两次。
	I spent all day cooking and cleaning. 我一整天都忙着做饭和打扫卫生。

2.	[i] 变干净to become clean

This oven cleans easily(= is easy to clean) .

这烤箱容易擦洗。

3.	[t] ~ sth （烹调前给鱼、鸡等）清除内脏to remove the inside parts of a fish, chicken, etc. before you cook it

IDM

The new manager said he wanted to clean house.

新上任的经理说他要裁员。

clean house

清除不必要的人（或事物）；裁减to remove people or things that are not necessary or wanted

The new manager said he wanted to clean house.

新上任的经理说他要裁员。

打扫房屋to make your house clean

He cleaned up his act and came off drugs.

他已改邪归正戒掉了毒品。

clean up your act

(informal)

改邪归正；重新做人to start behaving in a moral or responsible way

He cleaned up his act and came off drugs.

他已改邪归正戒掉了毒品。

adv.

1.	(informal) （行动）彻底地，完全地used to emphasize that an action takes place completely

	The thief got clean away. 那小偷已逃之夭夭。
	I clean forgot about calling him. 我把给他打电话的事忘得一干二净。

IDM

Isn't it time the government came clean about their plans for education?

这难道不是政府彻底说明教育计划的时候了吗？

come clean (with sb) (about sth)

全盘招供；和盘托出to admit and explain sth that you have kept as a secret

Isn't it time the government came clean about their plans for education?

这难道不是政府彻底说明教育计划的时候了吗？

1.	[sing] 打扫；清扫the act or process of cleaning sth

The house needed a good clean.

这房子需要彻底打扫。