loudspeaker

英 [ˌlaʊdˈspiːkə(r)]

美 [ˌlaʊdˈspiːkər]

n.  扬声器; 扩音器; 喇叭; (收音机或乐器的)扬声器

复数：loudspeakers　现在分词：loudspeakering　过去式：loudspeakered　

高考CET4CET6考研TEM8电力

Collins.1 / BNC.14516 / COCA.12875

牛津词典

noun

• 扬声器；扩音器；喇叭
  a piece of equipment that changes electrical signals into sound, used in public places for announcing things, playing music, etc.
  1. Their names were called over the loudspeaker .
     喇叭里叫着他们的名字。
• （收音机或乐器的）扬声器，喇叭
  the part of a radio or piece of musical equipment that the sound comes out of

柯林斯词典

• 扩音器；扬声器；喇叭
  Aloudspeakeris a piece of equipment, for example part of a radio or hi-fi system, through which sound comes out.

英英释义

noun

• electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance
  Synonym:speakerspeaker unitloudspeaker systemspeaker system

双语例句

• The resonance of a loudspeaker unit depends on the total resistance in the circuit.
  喇叭单元的共鸣决定于电路中的总电阻。
• The small loudspeaker may send out the ambulance the sound.
  小喇叭就可以发出救护车的声音。
• Finite element method has become more and more important in the loudspeaker design because of its advantages.
  摘要有限元方法凭借其优越性，在扬声器设计中起着越来越重要的作用。
• If the interference noises only come from one loudspeaker, insert a functional loudspeaker.
  如果只有一个扬声器存在干涉噪声，请插入一台可正常工作的扬声器。
• Later, we bought a small loudspeaker at home during the popularization of the wire broadcasting.
  后来，普及有线广播，家里也买了个小喇叭。
• The music from the loudspeaker told people that they could start galloping freely.
  喇叭传来的音乐告诉人们，可以开始在这里自由驰骋了。
• When an earphone is plugged in, no sound is heard from the loudspeaker.
  插入耳机，喇叭里就听不到声音了。
• A man's voice comes over a loudspeaker.
  一名男子的声音是一个扬声器。
• There is a loudspeaker in a radio.
  收音机里有个喇叭。
• Announcements were made over the loudspeaker system.
  通知通过喇叭广播。