(biology) a relative capacity to unite or react or interact as with antigens or a biological substrate
(chemistry) a property of atoms or radicals; their combining power given in terms of the number of hydrogen atoms (or the equivalent)
双语例句
1. Carbon has a valency of 4.
碳的化合价是4价。
来自《权威词典》
2. Except for the transitional elements, valency electrons are in the outermost electron shell.
除去过渡元素外, 价电子位于最外面的电子层.
来自辞典例句
3. The antibiotic activity and valency connect with transfer efficiency and dissociation constant.
抗菌活性和抗生素效力与能量转移效率和解离常数有关.
来自互联网
4. This paper is intended to explore the semantic characteristics valency features of sentences with locative subjects.
本文首先探讨了处所主语句的语义特征,然后运用配价语法理论对处所主语句的配价特征进行了分析.
来自互联网
用作名词 (n.)
Each of the four valency electrons of the carbon atom is shared with one of a hydrogen atom. 碳原子的四个价电子都各与氢原子的一个价电子共用。
Carbon has 4 valencies. 碳的化合价是四价。
The valences of copper are 1 and 2. 铜的化合价是+1价和+2价
German research in the valency theory breaks through the circle of the traditional grammar and catches the essence of the theory. 德国的配价理论研究突破了传统语法的框框,抓住了配价的实质。
The valency in the linguistics exerts some influence on the following theory, such as case grammar, relational grammar and TG grammar. 配价理论对后起的格语法、关系语法、转换生成语法等理论都产生了一定的影响。
