So, that's the idea of isoelectronic ions.

好，这就是等电子离子的概念。

youdao

And then, if we have time at the end, we'll introduce one last topic, which is isoelectronic atoms and ions.

最后，如果有时间的话，我们将再介绍最后一个主题：，等电子原子与离子。

youdao

And then, if we have time at the end, we'll introduce one last topic, which is isoelectronic atoms and ions.

最后，如果有时间的话，我们将再介绍最后一个主题：，等电子原子与离子。

youdao