1. 电风琴：electric operated control box 电动控制箱 | electric organ 电风琴 | electric oscillator 电振荡器
2. 电子琴：electric operation 电运转 | electric organ 电子琴 | electric oscillation 电振荡
3. 电瀑：electric incubator 电孵卵器 | electric organ 电瀑 | electric titration 电滴定
4. 发电器官：electric fishing 电气捕鱼 | electric organ 发电器官 | electric ray 电鳍