| 单词 | 麦克风 |
| 释义 | 〔diaphragm〕A thin disk, especially in a microphone or telephone receiver, that vibrates in response to sound waves to produce electric signals, or that vibrates in response to electric signals to produce sound waves.膜片，振动板：一种薄的圆盘（尤其是在麦克风和电话收话器里那种）响应声波振动产生信号或者响应电信号振动产生声波〔Edison〕American inventor who patented more than a thousand inventions, among them the microphone (1877), the phonograph (1878), and an incandescent lamp (1879). In New York City he installed the world's first central electric power plant (1881-1882).爱迪生，托马斯·阿尔瓦：(1847-1931) 美国发明家，有一千多项发明专利权，其中包括麦克风(1877年）、留声机(1878年），和白炽灯(1879年）。他在纽约市建成了世界上第一家中心发电厂(1881-1882年）〔open〕an open microphone.正使用的麦克风〔bullhorn〕A portable device consisting of a microphone attached to a loudspeaker, used especially to amplify the voice.手提式扩音器：一种便携的由麦克风和扩音器连在一起的设备，专用来扩大声音〔speakerphone〕A telephone or telephone attachment that contains both a loudspeaker and a microphone, allowing several persons to participate in a call at the same time without the telephone receiver being held.免提电话：同时装有扬声器和麦克风的电话或电话附件，可不拿起听筒就能使几个人同时进行电话谈话〔microphone〕An instrument that converts sound waves into an electric current, usually fed into an amplifier, a recorder, or a broadcast transmitter.扩音器，麦克风，话筒：将声波转变成电流的工具，通常接至扩音器，录音机或广播发射机上〔unidirectional〕a unidirectional microphone.单向性的麦克风 |
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