| 释义 |
ionBrE /ˈaɪən/ NAmE /ˈaɪən/ BrE also/ˈaɪɒn/ NAmE also/ˈaɪɑːn/ noun (physics物理 or chemistry化学) an atom or a moleculewith a positive or negative electric charge caused by its losing or gaining one or more electrons 离子antiparticle , atom , electron , ion , neutron , nucleus , particle , positron , proton , valency |