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单词 quadrivalent
释义

WordReference Random House Unabridged Dictionary of American English © 2024
quad•ri•va•lent  (kwod′rə vālənt, kwo drivə-),USA pronunciation adj. [Chem.]
  1. Chemistryhaving a valence of four;
    tetravalent.
  2. Chemistryexhibiting four different valences, as antimony with valences of 5, 4, 3, and -3.
  • quadri- + -valent 1860–65
quad′ri•valence, quad′ri•valen•cy, n. 
quad′ri•valent•ly, adv. 

Collins Concise English Dictionary © HarperCollins Publishers::
quadrivalent /ˌkwɒdrɪˈveɪlənt/ adj
  1. another word for tetravalent

ˌquadriˈvalency, ˌquadriˈvalence n
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