Microphone
['maɪkrəfəʊn] or ['maɪkrə'fon]
解释:
(n.) An instrument for intensifying and making audible very feeble sounds. It produces its effects by the changes of intensity in an electric current, occasioned by the variations in the contact resistance of conducting bodies, especially of imperfect conductors, under the action of acoustic vibrations.
克林特手打
解释:
n. an instrument which renders the faintest sounds distinctly audible.—adjs. Microphon′ic Microph′onous.—n. Mī′crophony.
珍妮特编辑
例句:
- This apparatus was called the microphone, and was in reality but one of the many forms that it is possible to give to the telephone transmitter. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
- Professor Hughes spent an afternoon in examining the apparatus, and in about a month came out with his microphone, which was absolutely nothing more nor less than my exact invention. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
- Indeed, even the platinum point, which in the early form of the Reis transmitter pressed against the platinum contact cemented to the centre of the diaphragm, was a microphone. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
- The utility of the telephone has been greatly increased by the inventions of Hughes and Edison of the _microphone_. 威廉·亨利·杜利特. 世纪发明.
- For example, the Edison granular transmitter was a variety of microphone, as was also Edison's transmitter, in which the solid button of carbon was employed. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
奥尔多手打