Electrons are negatively charged with electricity,protons are positively charged.
电
是带负电荷的,质
是带正电荷的。
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Electrons and protons are forced so close together that they fuse to become neutrons, resulting in an unimaginably dense ball made almost entirely of neutrons with the mass of 1 to 2 Suns, that is only 20km across.

和质
被迫靠得极度接近,致使它们融合成为中
,从而产生了一个密度难以想象的球,它几乎完全由中
组成,质量相当于 1 到 2 个太阳,直径只有 20 公
。