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单词 dextran
释义

WordReference Random House Unabridged Dictionary of American English © 2024
dex•tran  (dek′strən),USA pronunciation n. [Chem., Pharm.]
  1. Chemistry, Drugsa viscous polysaccharide, composed of dextrose, produced by bacterial action on sucrose: used in confections and lacquers and in medicine chiefly as an extender for blood plasma.
  • dextr(ose) + -an(hydride) 1875–80

Collins Concise English Dictionary © HarperCollins Publishers::
dextran /ˈdɛkstrən/ n
  1. a polysaccharide produced by the action of bacteria on sucrose: used as a substitute for plasma in blood transfusions
Etymology: 19th Century: from dextro- + -an
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更新时间：2025/7/31 11:48:35