Glossary term: 核子
Description: 我们周围的所有物质都是由原子构成的，而所有原子都具有相同的基本结构：一个微小而致密的原子核，它承载着几乎所有的原子质量，而它周围则环绕着电子。原子核的主要成分是质子和中子，它们统称为核子。
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Term and definition status: The original definition of this term in English have been approved by a research astronomer and a teacher The translation of this term and its definition is still awaiting approval
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