non-smoker
n.
also nonsmoker, "person who does not smoke," 1846, in reference to railways. Non-smoking (adj.) is attested from 1891.
词汇 | non-smoker |
词根词缀 | Online Etymology Dictionary non-smoker n. also nonsmoker, "person who does not smoke," 1846, in reference to railways. Non-smoking (adj.) is attested from 1891. |
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