The city is clean and beautiful.

这个城市即干净又漂亮。

youdao

According to my scanner, the city is clean.

根据我的扫描仪，这个城市是干净的。

youdao

The new mayor is determined to clean up the city.

新上任的市长决心要整治好这座城市。

《牛津词典》

And many say the beleaguered nation is soon to have the first capital city without any clean drinking water.

VOA: standard.2010.04.01

The city is so clean.

CNN: 10 Questions For Michael Bloomberg

The city you find yourself in is all clean lines and shadows, and visually very distinctive, in a pure but attractive kind of way.

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But the best testament to how clean and green Copenhagen really is can be found in the heart of the city.

BBC: Living green in Copenhagen