999英语网 英语单词
Radiophone的音标发音
Radiophone
英式发音：[reidifun]
美式发音
(n.) An apparatus for the production of sound by the action of luminous or thermal rays. It is essentially the same as the photophone.
编辑:斯坦利
(n.) An apparatus for the production of sound by the action of luminous or thermal rays. It is essentially the same as the photophone.
编辑:斯坦利