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radio

美音:[´reıdı´əu ]点这儿播放单词美音发声
英音:[´reıdı´əu ]点这儿播放单词英音发声
n.<美>无线电通信,无线电接收装置,无线电广播设备 v.用无线电发送
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难易程度:

radio为小学词汇   词频:1111

词形变化:

名词复数:radios 动词过去式:radioed 过去分词:radioed 现在分词:radioing 第三人称单数:radios

词根

radi=ray(光线)

相关词

broadcast  transmit    

radio


/'reɪdɪəʊ; `redɪ,o/
n (pl ~s)
1 [U] process of sending and receiving messages, etc by electromagnetic waves without a connecting wire 无线电传送
*contact a ship at sea by radio 用无线电与海上的船只联络
* [attrib 作定语] `radio waves, communi`cations 无线电波、无线电通讯
* a radio `telephone 无线电话.
2 [C]
(a) (also `radio set) apparatus, eg on ships or planes, for sending and receiving messages in this way 无线电收发报机(如船只、飞机等的)
*hear a gale warning on/over a ship's radio 在船上的无线电收发报机中听到大风警报
* [attrib 作定语] a radio receiver, transmitter 无线电接收机、发射机.
(b) (also dated 旧作 wireless) apparatus, eg in the house, for receiving sound broadcasting 无线电; 收音机
*a portable, transistor radio 便携式的、晶体管的收音机.
3 (often 常作 the radio) [U, sing] sound broadcasting by this means 无线电广播
*I heard it on the radio. 我从无线电广播中听到了这消息.
* She always listens to the radio. 她经常听无线电广播.
* a play specially written for radio 专为无线电广播编写的剧本
* Do you prefer radio or television? 你喜欢听广播, 还是喜欢看电视?
* [attrib 作定语] a radio programme, announcer, station 无线电广播节目、播音员、电台.

v (pt, pp radioed) [Ipr, Tn, Tn.pr, Tf, Dn.f, Dpr.f, Dpr.w, Dpr.t no passive 不用于被动语态] send a message by radio 用无线电发送讯息; 发报
*radio (to sb) for help 用无线电(向某人)呼救
* radio (sb) one's position 用无线电告知(某人)自己的位置
* We radioed (to) headquarters that we were in trouble. 我们向大本营发报, 说我们遇到了困难.
* Radio to them to come/where we are. 用无线电通知他们前来[告知他们我们所在的地方].
1. Earthquake survival supplies include a radio receiver, a torch, extra batteries, first-aid supplies, a spade, a tent, some rope, and warm clothing.
    地震救生储备还包括无线电接收器、手电、备用电池、急救用品、铁锹、帐篷、绳子和保暖衣物。

2. When you press this button , the radio will start.
    你按下这个按纽时,收音机就响了。

3. It must be known to any kind of radio astronomer in the universe.
    这个频率是宇宙中任何射电天文学家都应该熟悉的。

4. The radio blared out pop music.
    无线电高声播放流行音乐.

5. The radio is near the door.
    收音机靠近房门.

6. The ingenious boy made a radio set for himself.
    这个聪明的男孩自己做了一台收音机。

7. This depends on the precise radio- frequency of the 21- cm wavelength, or 1420 megacycles per second .
    这种方法依靠21厘米波长或每秒1420兆周的精确无线电频率。

8. The story they heard over the radio was very moving.
    他们从收音机里听到的这个故事很动人。

9. There is a radio in the room.
    房间里有一台收音机.

10. The radio programme was recorded.
    无线电广播节目被记录下来了。

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