valence
n
(chemistry 化)
1 [U] capacityof an atom to combine with, or be replaced by, another or others as compared with that of the hydrogen atom 化合价; 原子价
Carbon has a valence of four. 碳的化合价是四价.
2 [C] (US) = valency.
🗣️ 情景例句
They'll just make him sad.
那些只会让他悲伤。
Idle people (folks) have the most labour (take the most pains).