He kept his hands and nails immaculately clean.

他的双手和指甲都非常干净。

youdao

Its long corridors were well-lit and immaculately clean.

长长的走廊灯光明亮，洁净无比。

youdao

A simple and quick inspection method is now needed, since almost any well washed slide appears immaculately clean under normal room light.

洗好的衬底需要有简单而快速的检验方法，因为在普通室内光线照射下几乎所有很好清洗过的衬底看起来都是十分清洁无瑕。

youdao

Mr. Grahame-Smith's Beverly Hills office looks a bit like an adolescent boy's bedroom, except that it's immaculately clean.

WSJ: Seth Grahame-Smith: The Master of the Mash-Up