ion
noun [ C ] physics, chemistry specialized uk/ˈaɪ.ɒn/ us/ˈaɪ.ɑːn/
离子
an atom or small group of atoms that has an electrical charge because it has added or lost one or more electrons
See also: the ionosphere
英汉双解词典收录81607条英汉双解翻译词条，基本涵盖了全部常用单词的读音、翻译及用法，是英语学习的有利工具。