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
A little knowledge is dangerous.
一知半解最危险。
My sister has been engaged for two months.
我的姐姐订婚有2个月的时间了
Get the hell out of here!
滚开！