valency

• n. [化学] 化合价；[化学] 原子价
• n. (Valency)人名；(法)瓦朗西；(英)瓦伦西

词态变化

中文词源

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

英文词源

valency

valency: see value

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