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单词 orcein
释义

WordReference Random House Unabridged Dictionary of American English © 2024
or•ce•in  (ôrsē in),USA pronunciation n. [Chem.]
  1. Chemistrya red dye, the principal coloring matter of cudbear and orchil, obtained by oxidizing an ammoniacal solution of orcinol.
  • 1830–40; arbitrary alteration of orcin; see orcinol

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