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单词 basic dye
释义

WordReference Random House Unabridged Dictionary of American English © 2024
basic dye, 
  1. Chemistrya dye soluble in acid and insoluble in basic solution, consisting mostly of amino or imino compounds of xanthene or triarylmethane: used mainly for inks, carbon paper, and typewriter ribbon.
  • 1890–95

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