Divalet ion
[电] 二价离子
🧩 词语组成解析
ion
['aiən]
n. <物>离子;
🗣️ 情景例句
If you don't finish your homework, you'll be in big, big trouble.
如果你不完成作业，你就有大麻烦了。
Don't they believe it's necessary?
他们难道不认为它是必要的吗？
They're both fine,too. What about your family?
他们也都很好。你的家人好吗？