释义 |
valencyva·len·cy /ˈveɪlənsi / noun [countable, uncountable] (plural va·len·cies)- ( va·lence) (
chemistry化学) a measurement of the power of an atom to combine with others, by the number of hydrogenatoms it can combine with or take the place of化合价;原子价◆Carbon has a valency of 4.碳的化合价是 4 价。
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English language arts英语语言文学) the number of elements that a word, especially a verb, combines with in a sentence组配数限(单词,尤指动词,在句子中结合的语法成分的数目)
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