proton
noun [ C ] uk/ˈprəʊ.tɒn/ us/ˈproʊ.t̬ɑːn/
质子
a type of elementary particle (= a very small piece of matter) with a positive electrical charge that is found in the nucleus of all atoms
Compare: electronneutron
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。