We've seen so far that we can have a neutral plus neutral sodium plus chlorine goes to cation plus anion.
到目前为止,我们得到了一个不带电的加一个不带电的,即钠加上氯,得到阳离子加阴离子。
And then there is this third species, the neutron, which has no charge.
这是第三种了,中子,不带电。
Neutron has no charge.
中子不带电。
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