Bivalent cation
[机] 二价阳离子
🧩 词语组成解析
a. 二价的\\n[化] 二价的
cation
['kætaiən]
n. 阳离子;
🗣️ 情景例句
You haven't been around much lately.
最近你在家的时候不多。
One cannot eat one's cake and have it.
事难两全其美。
I can't make this machine run properly.
我无法使这部机器正常运转。