unpolluted
adjective uk/ˌʌn.pəˈluː.tɪd/ us/ˌʌn.pəˈluː.t̬ɪd/
未受污染的
not affected by pollution (= damage caused to water, air, etc. by harmful substances or waste)
In areas with unpolluted air, tree branches are often covered with grey, brown and green lichen. 在空气未受污染的地区，树枝上经常覆盖着灰色、棕色和绿色地衣。
The wild salmon needs cold, clear, unpolluted water to survive. 野生鲑鱼需要寒冷、清澈、无污染的水才能生存。
Glacier Bay is wild, clean and unpolluted. 冰川湾是荒野、干净、没有污染的。
- More examples
- We see the Milky Way in the night sky in unpolluted areas (especially remote, rural locations).
- Mineral water must be bottled at source, and come from a protected and unpolluted source.
- No-one has any right to inflict tobacco fumes on anyone else, but people do have the right to breathe air that is unpolluted.
- Make it clear to everyone that you're ready to take a deep breath of fresh, unpolluted success.
- They hark back to a bygone age, when society was unpolluted by corruption, greed and sin.