| 单词 | valency |
| 释义 | valency ['veɪ.lənt.si] noun countable (also valence) specialized ■a measurement which shows the number of hydrogen atoms that can combine with one atom of a particular chemical element to make a compound , used to describe how easily an element can connect in a chemical way with others 价；原子价；化合价（即一种元素一定数目的原子跟其他元素一定数目的原子化合的性质） •Zinc has a valency of 2.锌是二价元素。 |
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