clean up

基本解释

If they offer to help clean up, why say no?
如果客人提出帮忙清洁，为什么要拒绝呢？
www.webi.com.cn
They come up with the idea for a company party, but never help clean up. They are on their way to another party.
他们会为公司的宴会出点子但是从来不会帮忙清理善后的，因为他赶着去下一个宴会呢。
Clean Up After Yourself: Nobody likes the role of the “maid” – if you spill something on the floor, clean it up!
收拾好你的摊子：没有人喜欢做“女佣”——如果你把什么东西洒在地板上了，自己把它打扫干净。

They hope that future synthetic cells can make useful bacteria for products like bio-fuels or vaccines, and to clean up polluted water.
They don't clean up those bits of pizza and bits of chewed bread and cheese.
谁都不愿意清理吃剩的比萨,奶酪渣还有面包渣
耶鲁公开课 - 博弈论课程节选
Or if someone makes a mess in a, in a common area, they are expected to clean up that mess.
如果有人把公用区域弄脏了，那他就要负责打扫干净。
有趣的室友们 - SpeakingMax英语口语达人

Representative GREGORY MEEKS (Democrat, New York): We have got to clean up our own house.
NPR: Genocide Resolution Riles Turkey, White House

If you clean up a mess or clean up a place where there is a mess, you make things neat and free of dirt again.
To clean up something such as the environment or an industrial process means to make it free from substances or processes that cause pollution.
If the police or authorities clean up a place or area of activity, they make it free from crime, corruption, and other unacceptable forms of behaviour.
If you go and clean up, you make yourself clean and neat, especially after doing something that has made you dirty.