If the whole atom were the size of this theater, its nucleus would be like a speck of dist. Yet the nucleus contains almost all of the atom 's mass.
如果把整个原子的尺寸看成电影院大小，它的核则如同一粒灰尘大小，然而原子的质量几乎全部集中在原子核。
If the whole atom were the size of this theater, its nucleus would be like a speck of dist. Yet the nucleus contains almost all of the atom 's mass.
如果把整个原子的尺寸看成电影院大小，它的核则如同一粒灰尘大小，然而原子的质量几乎全部集中在原子核。
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