名詞 radio:

1. medium for communication
   同義詞：radiocommunication, wireless
2. an electronic receiver that detects and demodulates and amplifies transmitted signals
   同義詞：radio receiver, receiving set, radio set, tuner, wireless
3. a communication system based on broadcasting electromagnetic waves
   同義詞：wireless

動(dòng)詞 radio:

1. transmit messages via radio waves

形容詞 radio:

1. indicating radiation or radioactivity

1. I'm afraid this old radio is beyond repair.
   恐怕這臺(tái)舊收音機(jī)不能修了。
2. The people next door play their radio from morning till night.
   鄰居從早到晚開(kāi)著收音機(jī)。
3. I must get the radio fixed.
   我必須找人把收音機(jī)修理好。
4. Air traffic controllers were in radio contact with the aircraft.
   空中交通調(diào)度員通過(guò)無(wú)線(xiàn)電和飛機(jī)保持聯(lián)絡(luò)。
5. He asked me to turn on the radio for him.
   他讓我替他打開(kāi)收音機(jī)。
6. I heard the news on the radio.
   我從廣播中聽(tīng)到了這件事。

ra.di.o

n.（名詞）
【復(fù)數(shù)】 ra.di.os 縮寫(xiě) rad.
The wireless transmission through space of electromagnetic waves in the approximate frequency range from 0 kilohertz to 300,000 megahertz.
無(wú)線(xiàn)電：電磁波以約0千赫至300,000兆赫通過(guò)空間的無(wú)線(xiàn)傳送
Communication of audible signals encoded in electromagnetic waves.
無(wú)線(xiàn)通訊：以電磁波密碼進(jìn)行的可聽(tīng)信號(hào)的聯(lián)絡(luò)
Transmission of programs for the public by radio broadcast.
無(wú)線(xiàn)電廣播：通過(guò)無(wú)線(xiàn)電廣播向公眾傳送節(jié)目

An apparatus used to transmit radio signals; a transmitter.
發(fā)報(bào)器：用來(lái)傳送無(wú)線(xiàn)電信號(hào)的儀器；發(fā)報(bào)機(jī)
An apparatus used to receive radio signals; a receiver.
接收器：用于接收無(wú)線(xiàn)電信號(hào)的儀器；收?qǐng)?bào)機(jī)
A complex of equipment capable of transmitting and receiving radio signals.
無(wú)線(xiàn)收發(fā)裝置：能夠傳送和接收無(wú)線(xiàn)電信號(hào)的一套設(shè)備

A station for radio transmitting.
無(wú)線(xiàn)電臺(tái)：無(wú)線(xiàn)電傳送站
A radio broadcasting organization or network of affiliated organizations.
廣播電臺(tái)：無(wú)線(xiàn)電廣播組織或聯(lián)合組織的網(wǎng)絡(luò)
The radio broadcasting industry.
無(wú)線(xiàn)電廣播業(yè)
A message sent by radio.
用無(wú)線(xiàn)電傳送的信息
n.attributive.（定語(yǔ)名詞）
Often used to modify another noun:
經(jīng)常用于修飾另一個(gè)名詞：
例句：
radio stations; radio programs.
無(wú)線(xiàn)電臺(tái)；無(wú)線(xiàn)電節(jié)目

v.（動(dòng)詞）
ra.di.oed,ra.di.o.ing,ra.di.os
v.tr.（及物動(dòng)詞）
To transmit by radio:
通過(guò)無(wú)線(xiàn)電傳送：
例句：
radio a message to headquarters.
用無(wú)線(xiàn)電向總部傳送一條信息

To transmit a message to by radio:
發(fā)送無(wú)線(xiàn)電：用無(wú)線(xiàn)電向…傳送信息：
例句：
radioed the spacecraft.
用無(wú)線(xiàn)電向飛機(jī)傳送信息

v.intr.（不及物動(dòng)詞）
To transmit messages or a message by radio:
用無(wú)線(xiàn)電傳送信息：
例句：
a ship radioing for help.
一條船發(fā)出無(wú)線(xiàn)電求救信號(hào)

來(lái)源：
Short for radiotelegraphy
radiotelegraphy的簡(jiǎn)寫(xiě)