| 单词 | 接收器 |
| 释义 | 〔static〕Random noise, such as crackling in a receiver or specks on a television screen, produced by atmospheric disturbance of the signal.随机噪声：随机噪声，如接收器中的碎啪声或电视屏幕上的光斑，是由信号的大气干扰造成的〔STR〕Synchronous transmitter receiver.同步传送接收器〔selectivity〕Abbr. sel.The degree to which an electronic receiver is selective.缩写 sel.选择性：电子接收器的选择性所达到的程度〔monitor〕To check by means of an electronic receiver for significant content, such as military, political, or illegal activity:窃听，监视：通过电子接收器来查验重要内容，如有关军事、政治或非法行为的内容：〔potentiometer〕A three-terminal resistor with an adjustable center connection, widely used for volume control in radio and television receivers. Also called In this sense, also called pot 1分压器：具有三端的电阻器，其中心连接处可调节，广泛用于收音机及电视接收器中以控制音量 也作 在此意义上也可称作 pot1〔feedhorn〕A satellite dish component that captures the signal reflected from the dish surface and channels it into an amplifier.碟形卫星天线：碟形卫星信号接收器设备，可以捕捉自碟形表面所反射出来的讯号并传送至放大器〔squelch〕An electric circuit that cuts off a radio receiver when the signal is too weak for reception of anything but noise.静噪电路：当信号太微弱而只能收到杂声时断掉无线接收器的电子电路〔radarscope〕The oscilloscope viewing screen of a radar receiver.雷达显示器：雷达接收器的示波器显示屏〔monitor〕A receiver, such as a screen or speaker, that is used to check the quality or content of an electronic transmission:接受器，屏幕，扬声器：用来检查无线电广播的质量和内容的一种接收器，如屏幕或扬声器，：〔Sarnoff〕American radio and television pioneer who proposed the first commercial radio receiver and in 1926 formed the National Broadcasting Company.萨尔诺夫，戴维：(1891-1971) 美国广播电视业的先驱，最先提出商业广播接收器计划，1926年建立全国广播公司〔videodisk〕A recording on disk of sounds and images, as of a movie, that can be played back on a television receiver.电视唱片：象电影一样带有声音和图像的录像盘，能够在电视接收器上反复播放〔radio〕An apparatus used to receive radio signals; a receiver.接收器：用于接收无线电信号的仪器；收报机〔earphone〕A device that converts electric signals, as from a telephone, stereo, or radio receiver, to audible sound and fits over or in the ear. Also called earpiece 耳机：一种传递电子信号的设备，比如从电话、立体声或广播接收器上传出可听的声音。这种设备嵌到耳朵上或耳朵里 也作 earpiece〔tune〕To adjust (a receiver) to a desired frequency.调整（接收器的频率）：调谐（接收器）以达到希望的频率〔CQ〕Code letters used at the beginning of radio messages intended for all receivers.广播信息开始前为所有接收器设立的代号〔earpiece〕A part, as of a telephone receiver or hearing aid, that fits in or is held next to the ear.耳塞：电话接收器或助听器上嵌入耳中或附著在耳上的部分〔WAN〕A communications network that uses such devices as telephone lines, satellite dishes, or radio waves to span a larger geographic area than can be covered by a LAN.广域网络，宽域网络：利用电话线路、卫星信号接收器或无线电波等设备的通信网路，其覆盖的地域大于局域网络〔scanner〕A receiver that continuously broadcasts signals it detects from specified radio frequencies:扫描天线：一种接收器，可连续不断地播送针对特定无线电频率所检波到的信号：〔geophone〕An electronic receiver designed to pick up seismic vibrations.地音探听器，地震检波器：被设计用来收集地震震幅的电子接收器 |
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