Bivalent
a. 二价的\\n[化] 二价的
✅ 同义词
🏥 医学释义
二价的（化学元素）
🗣️ 情景例句
Whats your ring size?
你的戒指是几号的？
The day is long to him who knows not how to use it.
百无聊赖。
Which person do you think is qualified for the job?
你认为哪一个人能胜任这份工作？