Bivalent atom
[机] 二价原子
🧩 词语组成解析
a. 二价的\\n[化] 二价的
🗣️ 情景例句
I always eat three square meals a day.
我总是每天三顿饭都好好吃。
The workman will catch the package from above.
那个作业员可望从上面接住那件货物。
My teacher never spoke English like that! The porter and I looked at each other and smiled.
我的老师从来不那样讲英语！我和搬运工相视一笑。