V2EX fm

FM

释义 Definition

FM 常指 Frequency Modulation(调频):一种通过改变载波频率来传递信息的无线电调制方式,常用于广播电台(如“FM 88.7”)。在不同语境中也可能指“facility management(设施管理)”“financial management(财务管理)”等,但最常见的是“调频”。

发音 Pronunciation (IPA)

/ef em/

例句 Examples

I usually listen to FM radio on my way to work.
我上班路上通常听调频广播。

Because FM has better sound quality and less static than AM, the station broadcasts live music programs on FM.
由于调频音质更好、杂音更少,这家电台用调频播出现场音乐节目。

词源 Etymology

FM 是英语短语 Frequency Modulation 的首字母缩略形式。该术语在 20 世纪无线电通信与广播技术发展过程中普及,用来区分与 AM(Amplitude Modulation,调幅) 不同的调制方法。

相关词 Related Words

文学作品中的用例 Literary Works

  • **Don DeLillo《白噪音》(White Noise)**:作品中多次出现广播/电台等媒介元素,在相关叙述里常见“FM radio”等表达。
  • **Tom Wolfe《虚荣的篝火》(The Bonfire of the Vanities)**:描写城市生活与媒体环境时涉及收听广播电台的场景,常可见对“FM/AM”等广播频段的提及。
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