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单词 cyanocobalamin
释义

WordReference Random House Unabridged Dictionary of American English © 2024
cy•a•no•co•bal•a•min  (sī′ə nō kō balə min, sī an′ō-),USA pronunciation n. [Biochem.]
  1. BiochemistrySee vitamin B12. 
  • cyano-3 + cobal(t) + (vit)amin 1945–50

Collins Concise English Dictionary © HarperCollins Publishers::
cyanocobalamin /ˌsaɪənəʊkəʊˈbæləmɪn/ n
  1. a complex red crystalline compound, containing cyanide and cobalt and occurring in liver: lack of it in the tissues leads to pernicious anaemia. Formula: C63H88O14N14PCo
    Also: vitamin B12
Etymology: 20th Century: from cyano- + cobal( t) + ( vit) amin
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