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单词 polyacid
释义

WordReference Random House Unabridged Dictionary of American English © 2024
pol•y•ac•id  (pol′ē asid),USA pronunciation [Chem.]
adj. 
  1. Chemistryhaving more than one replaceable hydrogen atom.
  2. Chemistrycapable of reacting with more than one equivalent weight of an acid.

n. 
  1. Chemistryan acid having more than one replaceable hydrogen atom.
  2. Chemistryan oxyacid containing the equivalent of extra molecules of its anhydride, as the polysulfuric acids, H2S2O7 or H2SO4·SO3, and H2S3O10 or H2SO4·2SO3.
  • poly- + acid 1855–60

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