相關(guān)單詞近義詞 unpolluted 未受汙染的, pure 純的, clean 乾淨(jìng)的, unadulterated 無(wú)攙襍的, antiseptic 殺菌劑, sterilized 無(wú)菌的, germ-free 無(wú)菌的, untainted 無(wú)汙點(diǎn)的, uncorrupted 未腐敗的, undamaged 未受損傷的反義詞contaminated, 受汙染的臨近詞UN, unknot 返回 uncontaminated