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
He was our go-between.
他是我们的媒人。
How much is this land per acre?
每英亩地要多少钱？
Time for our lunch, said Bruce. Then he looked around. Oh dear! I don't understand!
“午饭时间到了，”布鲁斯说。然后他看看四周。“天啊！我弄不明白了！”