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
When is check-out time?
什么时候必须结帐和离开宾馆?
Congratulations on your good luck.
我恭喜你好运。
The famous monastery of St.Bernard, witch was founded in eleventh century, lies about a mile away.