习惯用语field telegraph1.野战轻便电报机grapevine telegraph1.秘密传递情报的方法; 秘密通讯的方法特殊用法audiofrequency telegraph1.声频电报机, 音频电报机autographic telegraph1.传真电报机carrier current wave telegraph1.载波式电报dial telegraph1.自动电报机differential duplex telegraph1.差接双工电报double-current telegraph1.双流式电报法duplex bridge telegraph1.双工桥接电报facsimile copying telegraph1.传真电报frequency discrimination telegraph1.鉴频式电报high-speed telegraph1.快速电报house telegraph1.用户电报inter-call telegraph1.(专台)选呼电报机interrupted continuous wave telegraph1.断续等幅波电报multiple printing telegraph1.多路印刷电报机needle telegraph1.针示电报机private telegraph1.专用电报quadruplex telegraph1.四路多工电报radio copying telegraph1.无线电传真电报railway telegraph1.铁路电报recording telegraph1.记录电报机roll telegraph1.辊轴式电报机signal system telegraph1.信号制电报start-stop printing telegraph1.起止式印字电报机submarine telegraph1.水线电报subscriber's telegraph1.用户电报机; 用户电报supersonic frequency telegraph1.超声频电报time division telegraph1.时(间)分(割)制电报voice frequency telegraph1.音频电报voice-freqency carrier telegraph1.话频载波电报Wheatstone automatic telegraph1.惠斯登自动电报机writing telegraph1.传真电报, 打字电报机