释义 |
neu·tronBrE /ˈnjuːtrɒn/ NAmE /ˈnuːtrɑːn/ noun (physics物理) a very small piece of matter (= a substance )that carries no electric charge and that forms part of the nucleus(= central part )of an atom 中子 ➡ see also electron, protonantiparticle , atom , electron , ion , neutron , nucleus , particle , positron , proton , valency |