V2EX anechoic

Anechoic

释义 Definition

无回声的;消声的:指环境或空间几乎不产生声音反射与回响(常用于声学测试室,如“消声室”),也可形容声音/测量条件“无回波干扰”。

发音 Pronunciation

/nkok/

例句 Examples

The microphone was tested in an anechoic room.
麦克风是在消声室里测试的。

To measure the speaker’s true frequency response, the engineers used an anechoic chamber that absorbs reflections from all directions.
为了测量扬声器真实的频率响应,工程师使用了能从各个方向吸收反射声的消声室。

词源 Etymology

anechoic 由前缀 **an-**(表示“无、缺乏”)+ echo(回声)+ 形容词后缀 -ic(“……的”)构成,字面意思就是“没有回声的”。该词多见于工程与实验语境,用来强调“反射声被尽量消除”的条件。

相关词 Related Words

文学与著作 Literary Works

  • Acoustics(Leo L. Beranek):讨论消声环境与测量方法时使用 anechoic 等术语。
  • Fundamentals of Acoustics(L. E. Kinsler 等):介绍声学测量与“消声室(anechoic chamber)”概念。
  • Handbook of Acoustics(主编 Thomas D. Rossing):在工程声学与测试章节中频繁出现 anechoic
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