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单词 zwitterion
释义

WordReference Random House Unabridged Dictionary of American English © 2024
zwit•ter•i•on  (tsvitər ī′ən),USA pronunciation n. [Physical Chem.]
  1. Chemistryan ion with both a positive and a negative charge.
  • German Zwitterion (1897), equivalent. to Zwitter hybrid, hermaphrodite + Ion ion
zwit•ter•i•on•ic  (tsvit′ər ī onik),USA pronunciation adj. 
Collins Concise English Dictionary © HarperCollins Publishers::
zwitterion /ˈtsvɪtərˌaɪən/ n
  1. an ion that carries both a positive and a negative charge
Etymology: 20th Century: from German Zwitter hermaphrodite + ion
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