打扫干净

I'm charging you with cleaning the room before you go.

我要负责房间打干净再走。

The rooms were cleaned and wallpapered.

房间打干净并糊上了壁。

You did a beautiful job of cleaning up the kitchen.

厨房打得真干净。

The city has made a concerted effort to curb pollution, clean up and pedestrianize the streets, spiff up the museums, build a new airport and invest in one of Europe's better public-transit systems.

城市已经一致努力去抑制污染，街道被打干净，划分了行人区，整洁了博物馆，了一个新的机场及投欧洲其中一个较好的公共交通系统。