单词	monovalent
释义	monovalent /ˌmɒnə(ʊ)ˈveɪl(ə)nt / adjective Chemistry Having a valency of one.These channels appear to be plasma membrane-located and non-selective, being permeable to both monovalent and divalent cations.... The phenyl group is a monovalent organic radical, derived from benzene. The hydrophobic fourfold channels, in contrast, present large energy barriers for both monovalent and divalent ions, practically insurmountable for the latter.
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英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。