clean up

verb

1. make oneself clean, presentable or neat

e.g. Clean up before you go to the party

2. put (things or places) in order

e.g. Tidy up your room!

Synonym: tidytidy upneatenstraightenstraighten outsquare away

3. dispose of

e.g. settle the bills

4. make a big profit
often in a short period of time

e.g. The investor really cleaned up when the stock market went up

1. 打扫;清扫;把…弄干净
If you clean up a mess or clean up a place where there is a mess, you make things tidy and free of dirt again.

e.g. Police in the city have been cleaning up the debris left by a day of violent confrontation...
该市警察一直在清理一天的暴力冲突后留下的碎石残砖。
e.g. Nina and Mary were in the kitchen, cleaning up after dinner.
吃过晚饭，尼娜和玛丽在厨房里收拾。

2. 清理，清除(污染物)
To clean up something such as the environment or an industrial process means to make it free from substances or processes that cause pollution.

e.g. Under pressure from the public, many regional governments cleaned up their beaches.
迫于公众压力，许多地区政府对各自海滩进行了清理。

3. (警方或当局)肃清，整肃(犯罪、腐败等)
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.

e.g. After years of neglect and decline the city was cleaning itself up...
多年的玩忽职守和经济萧条过后，这个城市在进行自我整顿。
e.g. Since then, the authorities have tried to clean up the sport.
从那以后，有关当局已努力整顿体育界。

4. （尤指在干脏活后）收拾干净，弄整洁
If you go and clean up, you make yourself clean and tidy, especially after doing something that has made you dirty.

clean up

e.g. Johnny, go inside and get cleaned up...
约翰尼，进去把自己收拾干净。
e.g. I cleaned myself up a bit, and got the baby ready.
我拾掇了一下自己，把宝宝也收拾妥当。

5. 获得巨额利润;赚大钱
If someone cleans up, they make a large profit or get a lot of money.

e.g. It has cleaned up at the box office.
它在票房上赚得盆满砵满。