例句：
1.The streets and parks were scrupulously clean.
街道和公園一塵不染。
2.The upstairs bedrooms were spanking clean.
樓上的臥室都一塵不染。
3.He scraped his boots clean.
他把靴子擦干凈了。
4.fresh clean pear, spice, and musk aromas and flavours
新鮮干凈的梨、香料以及麝香的香氣和味道
5.He’s doing fine. A new broom sweeps clean.
他做的很好，新官上任三把火。