IPAabbr.中间功率放大器(=Intermediate Power Amplifier)abbr.异丙烯基乙炔(=Isopropenyl Acetylene)abbr.国际语音学协会(=International Phonetic Association)ionizev.使离子化；电离Ionsonn.艾恩森ionsprayn.离子喷雾ionsheathn.离子套ions beam离子束ions doped离子掺杂ions doping离子掺杂ions radius离子半径ions balance阴阳离子平衡Ions content离子浓度Ions compound离子缔合法

1. Several reducible ions are present in the solution.
   溶液中同时存在几种可还原的离子。
2. Many types of nonthermal escape involve ions.
   很多非热逸过程都离不开离子的参与。