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单词 cyanogen
释义

WordReference Random House Unabridged Dictionary of American English © 2024
cy•an•o•gen  (sī an′ə jən, -jen′),USA pronunciation n. 
  1. Chemistrya colorless, poisonous, flammable, water-soluble gas, C2N2, having an almondlike odor: used chiefly in organic synthesis.
  2. ChemistrySee cyano group. 
  • cyano-1 + -gen 1820–30

Collins Concise English Dictionary © HarperCollins Publishers::
cyanogen /saɪˈænədʒɪn/ n
  1. an extremely poisonous colourless flammable gas with an almond-like odour: has been used in chemical warfare. Formula: (CN)2
Etymology: 19th Century: from French cyanogène; see cyano-, -gen; so named because it is one of the constituents of Prussian blue
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更新时间：2025/7/24 21:01:48