unpolluted
US /ˌʌn.pəˈluː.t̬ɪd/
UK /ˌʌn.pəˈluː.tɪd/
形容詞
未受污染的, 潔淨的
not contaminated by pollutants; clean
範例:
•
We enjoyed the fresh, unpolluted air in the mountains.
我們享受了山區清新、未受污染的空氣。
•
The lake remains beautifully clear and unpolluted.
湖水依然清澈美麗，未受污染。