loudspeaker
英 [ˌlaʊdˈspi:kə(r)] 美 [ˈlaʊdˌspikɚ]

n.

扩音器，扬声器；喇叭；扬场器；

变形

复数：loudspeakers

双语释义

n.(名词)

1. [C]扩音器，扬声器，喇叭 part of a radio receiving apparatus that changes electric waves into sound-waves loud enough to be heard without ear-phones

英英释义

loudspeaker[ 'laud'spi:kə ]

• n.electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance

  同义词：speakerspeaker unitloudspeaker systemspeaker system

双语例句

用作名词(n.)

1. The nurse paged the doctor on the loudspeaker.
   护士通过广播喊叫那位医生。
2. We heard the news over the loudspeaker.
   我们听见扩音器里广播了这一消息。
3. The police addressed the crowd through a loudspeaker on their car.
   警察通过他们汽车上的喇叭向人群喊话。

权威例句

Loudspeaker
The audio spotlight: An application of nonlinear interaction of sound waves to a new type of loudspeaker design
Direct-radiator loudspeaker system analysis
PRESSURE GRADIENT MICROPHONE FOR MEASURING AN ACOUSTIC CHARACTERISTIC OF A LOUDSPEAKER
In-situ Characterization of Vibrations from a Door Mounted Loudspeaker
LOUDSPEAKER ARRANGEMENT FOR A MOTOR VEHICLE AND MOTOR VEHICLE
Acoustic (loudspeaker) facial electromyographic monitoring: Part 1. Evoked electromyographic activity during acoustic neuroma resect...
Acoustic control by wave field synthesis
Fundamentals of binaural technology
Benard-von Karman instability: transient and forced regimes