telegraphn.电报;电报机vt.打电报;显示
telegraph receive[电] 收报机
telegraph sounder电报发声器,响码器
telegraph relation电报交换
telegraphic adj.电报的;
telegraph receivern.收报机
telegraph selector电报选择器
telegraphic speech电报式语言
telegraph emission电报发射
telegraphic report电讯报表
telegraph waveform电报波形