Divalent carbon
[机] 二价碳
🧩 词语组成解析
a. 二价的\\n[医] 二价的
🗣️ 情景例句
No. The sssss...
不 ，是sssss……
Let's fight one-on-one!
来单挑！
By bicycle? From Beijing? That's a long trip.
骑自行车去？从北京出发？这可是长途旅行呀。