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valency

/ˈveɪlənsi/ /ˈveɪlənsi/
  • n.
    [化]价,原子价,化合价
  • n.
    (Valency)(法)瓦朗西;(英)瓦伦西(人名)
复数valencies

双语例句

  1. Carbon has a valency of 4.
    碳的化合价是4价。
    来自《牛津词典》
  2. The nature of valency .
    配价的本质。
  3. The semantic and syntactic notions of valency need not coincide.
    语义配价与句法配价之间没有必然的一一对应的关系。

网络短语

  • latent valency
    潜价
  • unusual valency
    异常原子价
  • ionic valency
    离子价
  • valency angle
    键角
  • atomic valency
    原子价;化合价

词语扩展

n.
[化学]化合价;原子价
n.
valence[化学] 价;[化学] 原子价;[化学] 化合价;效价

英英释义

  • n.the phenomenon of forming chemical bonds
  • n.(biology) a relative capacity to unite or react or interact as with antigens or a biological substrate
  • n.(chemistry) a property of atoms or radicals; their combining power given in terms of the number of hydrogen atoms (or the equivalent)

词源

  • valency原子价
    来自拉丁语 valere,强健的,有价值的,词源同 value.用来指原子价。