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单词 pentane
释义

WordReference Random House Unabridged Dictionary of American English © 2024
pen•tane  (pen′tān),USA pronunciation n. [Chem., Pharm.]
  1. Chemistry, Drugsa hydrocarbon of the methane series, existing in three liquid isomeric forms.
  2. Chemistry, DrugsAlso called normal pentane. the most important isomer of pentane, a colorless, flammable, water-insoluble, very volatile liquid, C5H12, obtained from petroleum by distillation: used chiefly as a solvent and in medicine as an anesthetic.
  • pent- + -ane 1875–80

Collins Concise English Dictionary © HarperCollins Publishers::
pentane /ˈpɛnteɪn/ n
  1. an alkane hydrocarbon having three isomers, esp the isomer with a straight chain of carbon atoms (n-pentane) which is a colourless flammable liquid used as a solvent. Formula: C5H12
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