And so now we have net charge.

然后我们得到了净电荷。

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Each atom would have a very small net charge.

每一个原子都会有一个很小的净电荷。

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A sol considered as a whole cannot have a net charge.

胶体，就其整体而言可认为不带净电荷。

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A sol considered as a whole cannot have a net charge.

胶体，就其整体而言可认为不带净电荷。

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