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词汇 dioxin
词源

dioxin n.

1919, from dioxy-, word-forming element in chemistry indicating the presence of two oxygen atoms or two additional oxygen atoms (see di- (1) + oxy-) + chemical suffix -in (2). All the compounds in the group are characterized by two oxygen atoms.

updated on August 22, 2018

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更新时间:2025/5/2 4:59:30