| 释义 |
microphonograph|ˌmaɪkrəʊˈfəʊnəgrɑːf, -æ-|
[f. micro- + phonograph.]
An instrument combining the principles of the microphone and the phonograph, designed for rendering sound audible to deaf-mutes.
1897Daily News 26 Mar. 2/2 The microphonograph he [Professor Dussaud] has just issued to the world magnifies the human voice in the same way as a lens magnifies a picture. 1898Nature 13 Jan. 255/2 It is suggested that the micro-phonograph may become an important factor in the education of deaf and dumb subjects. |