1580s, in the moral sense; c. 1600 in the physical sense; from un- (1) "not" + past participle of taint (v.). Earlier was untained (mid-15c.), from a Middle English variant of taint (v.).
实用例句
1. Organic food refers to food that is by - and - large untainted by pollution.
总体来说,有机食品是一种未被污染的食品.
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2. One finds good and bad smells in the air, but the air itself is untainted.
人可以从空气的气味中发现好与坏, 但空气本身却不受好与坏的影响.
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3. My conscience stays untainted isn spite of rumors and slanders from the outside.
我的良知纯洁没有污点,不管外界的流言蜚语和造谣中伤.
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4. Man must vanquish himself, do himself violence, to perform the slightest action untainted by evil.
