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
Experts say that a glass of red wine occasionally will do one's health a world of good.
专家说偶尔喝杯经酒对身体很有好处。
One sheep follows another.
一羊跟一羊（指盲从）。
Yet, in real life, circumstances do sometimes conspire to bring about coincidences which anyone but a nineteenth century novelist would find incredible.
不过，在现实生活中，有时确实会出现一些巧合，这些巧合除了19世纪小说家外谁也不会相信。