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
Have you been getting enough rest?
你休息的足够吗？
While waiting for the train I killed time by reading a book.
在等火车的时候我看书来消磨时间。
I want to find out more about my 'roots,' he said.
“我想要更多地探寻我的‘根’。”