英语词汇“proton”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	proton
释义	protonproton /ˈproʊtɑn/ noun [countable] Etymology ETYMOLOGYproton Origin: 1800-1900 Greek first thing, from protos; ➔ PROTO- science, physics a particle that exists in the nucleus (=central part) of an atom, and that has a positive electrical charge → electron, neutron
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