卡车司机用民用波段无线电呼救。
通过无线电向总部发出了警报。
他用无线电通知飞行员改变航向。
这出戏是专为无线电广播而写的。
向宇宙飞船发出了无线电信号。
我是从无线电收音机里听到的。
船长发无线电报说船着火了。
他未能通过无线电和布莱克取得联系。
他们用无线电和多佛海岸警卫队联络。
默里曾是一个无线电直播节目的嘉宾。
窃听无线电信息是违法的。
军队仍然控制着电视和无线电的发射塔。
Troops are still in control of the television and radio tower.
一些公司正在为其办事处装备无线局域网。
Some companies are outfitting their satellite offices with wireless LANs.
多年来无线电广播在传媒界中一直不受重视。
无线电信号既具有电的特性也具有磁的特性。
警察用无线电呼救。
该集团正在致力于推广远距离宽带无线访问的采用。
The group is working to promote the adoption of broadband wireless access over long distances.
飞行员开始通过无线电发出指令，引导他安全着陆。
The pilot began to talk him down by giving instructions over the radio.
从该星系中心接收到的无线电信号证实了黑洞理论。
Radio signals received from the galaxy's centre back up the black hole theory.
他们的仪器探测到了频率为3千赫的非常微弱的无线电波。
Their instruments detected very faint radio waves at a frequency of 3 kilohertz.
每个小组都有一台收发两用的无线电通信设备以保持联系。
他们一天两次通过无线电通信系统与反叛者领导人保持联系。
They are in twice daily radio contact with the rebel leader.
不必说，这一切都是从无线电广播报道中搜集来的第二手信息。
All this, needless to say, had been culled second-hand from radio reports.
对我来说,表演就是在麦克风前，通过无线电，传播给看不见的听众。
For me, a performance is in front of a microphone, over the radio, to an unseen audience.
他试图雇佣更多的销售员来推销无线电产品，但那些人用了太多时间熟悉门道。
He tried hiring more salesmen to push his radio products, but they took too much time to learn the ropes.
有规律的重复活动如声波、光波、无线电波都有一个特定的频率，或者说是每秒的波动次数。
Regular repeating actions such as sound waves, light waves, or radio waves have a certain frequency, or number of waves per second.
布鲁斯·劳赫兰法官赞扬了那名年轻警察的勇气，该警察设法通过自己的无线电收发装置发出了警报。
Judge Bruce Laughland praised the courage of the young policeman, who managed to raise the alarm on his radio.
轮船沉没时他们用无线电呼救。
你能看见那座山上的无线电天线吗？
这艘船发出无线电求救信号。
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