This foolish blague was accompanied by a description of Edison's new aerophone, a steam machine which carried the voice a distance of one and a half miles. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
A further step in this line brought Edison to the aerophone, around which the Figaro weaved its fanciful description. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.