We don't want it to be polluted.

我们不希望它被污染。

youdao

He was very worried that the land and water would be polluted.

他非常担心土地和水会被污染。

youdao

Members of highly ranked groups can be polluted by coming into contact with bodily secretions, particularly saliva, of individuals of lower-ranked castes.

社会地位高的人接触到社会地位低的人的身体分泌物，特别是唾液，就会受到污染。

youdao

Sark's Agriculture and Environment Committee also claimed the water supply could be polluted by pesticides and fungicides if more vines were planted.

BBC: Sark protest against extension of SEM vineyard project

Some would say it was because ND considered itself closer to heaven and Touchdown Jesus should not be polluted by the unsaintly.

FORBES: Why People Hate Notre Dame Football

Fears that the rivers Towy, Usk and Wye could be polluted by the burial of carcasses could be taken up with the European Union, he added.

BBC: News Online