首頁英語詞典ionion英英釋意

ion

英 ['a??n] 美['a??n]
  • n. [化學(xué)] 離子
  • n. (Ion)人名；(羅、摩爾)揚(yáng)；(丹)約恩

英英釋意

1. a particle that is electrically charged (positive or negative); an atom or molecule or group that has lost or gained one or more electrons