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词汇 halogen
词根词缀 词源:
1842, from Swedish, coined by Swed. chemist Baron Jöns Jakob Berzelius (1779-1848) from Gk. hals (gen. halos) "salt" + -gen "to produce;" so called because a salt is formed in reactions involving these elements.
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更新时间:2025/1/25 15:33:35