Valency
[化] 化合价\\n[医] 效价; 价(化合价,原子价)
📖 牛津释义
valency
(US valence) n (chemistry 化) unit of the combining-power of atoms （原子的）（化合）价
Carbon has 4 valencies. 碳的化合价是四价.
🏥 医学释义
①效价 ②化合价
🗣️ 情景例句
I would like to make an appointment with...
我想和……约一下。
Once a man and twice a child.
一次为成人，两度当小孩。
I'm tired of working all day.
整日工作使我厌烦。