valence
/'veilәns/
📖 中文释义
- n. 原子价
- [化] 化合价; 原子价
🧩 词形变化
📘 English Definition(英文释义)
- 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)