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单词 hydrogen bromide
释义

WordReference Random House Unabridged Dictionary of American English © 2024
hydrogen bromide, 
  1. Chemistrya colorless gas, HBr, having a pungent odor: the anhydride of hydrobromic acid.
  • 1895–1900

Collins Concise English Dictionary © HarperCollins Publishers::
hydrogen bromide n
  1. a colourless pungent gas used in organic synthesis. Formula: HBr
  2. an aqueous solution of hydrogen bromide; hydrobromic acid
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