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 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。
• 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。
• Sell speaker, mini speaker, loudspeaker, subwoofer, speakers, audio system.
  一位卖，迷你音箱，扬声器，低音炮，扬声器，音频系统。
• 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。
• He helped change a new loudspeaker.
  他帮我换了一台新的喇叭。
• We combined the flash, camera and loudspeaker into one beautiful detail at the back.
  我们将闪光灯、相机、和喇叭整合在手机背面，构成漂亮的装饰细节。
• 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。
• 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。
• A man's voice comes over a loudspeaker.
  一名男子的声音是一个扬声器。
• A portable loudspeaker with built-in microphone and amplifier.
  内部带有扩音器和扬声器的轻便的扩音器。