| 释义 |
photographophone|fəʊtəʊˈgræfəfəʊn|
[f. as photograph + Gr. ϕωνή sound, voice, -ϕωνος sounding.]
An instrument for recording and reproducing sounds by means of kinematographic photographs of a sensitive flame which are caused to affect a selenium cell, with telephones attached.
1901Westm. Gaz. 19 June, Dr. Ruhmer, of Berlin, has invented what he calls a ‘photographone’, a new scientific marvel, with which he expects to be able to record a series of sounds of the human voice. 1902Harper's Mag. Feb. 498 Another invention..known as the photographophone. |