UNPOLLUTED
a.Not polluted; not defiled; not corrupted.
unpolluted
un pol lut ed ▶adjective not contaminated with noxious or poisonous substances.
un |pol ¦luted |ʌnpəˈluːtɪd | ▶adjective not contaminated with noxious or poisonous substances.
ù n pol l ú t ed /-ɪd /形容詞 汚染されていない .