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

• 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。
• There is a loudspeaker in a radio.
  收音机里有个喇叭。
• Using this menu item, setting of the traffic broadcast loudspeaker boost can be read out.
  使用此菜单项，可以读取交通广播扬声器放大器的设置。
• The technical development of the preamp circuit, signal processor, power amplifier and loudspeaker driver are described below.
  阐述了前置放大器电路、信号处理器、功率放大器、扬声器驱动器的技术发展。
• The voltage of the amplified signal at the loudspeaker is 2V.
  扬声器放大了的信号的电势为2伏。
• Loudspeaker electrostatic mounted in its enclosure The driver deadened the noise of the car with a new muffler.
  静电式扬声器，装在扬声器箱内司机安装了新的消声器减少汽车嗓音。
• 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。
• This paper proposes a way to reproduce stereophonic sound by using nonstandard loudspeaker arrangements.
  提出一种利用非标准的扬声器布置重发双通路立体声的方法。
• What's the girl saying over the loudspeaker?
  喇叭里那女在说什么？
• 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。