V2EX oscillator

Oscillator

释义 Definition

振荡器;振子:能产生周期性振动或周期性信号(如电信号、机械振动)的装置或系统。在电子学中常指能输出稳定频率波形(如正弦波、方波)的电路。(该词在物理、工程、音乐合成等领域也常用。)

发音 Pronunciation (IPA)

/sletr/

例句 Examples

An oscillator generates a steady signal for the clock circuit.
振荡器为时钟电路产生稳定的信号。

In the lab, we coupled two oscillators and observed how their frequencies gradually synchronized under weak interaction.
在实验室里,我们将两个振荡器耦合起来,观察它们在微弱相互作用下频率如何逐渐同步。

词源 Etymology

oscillator 来自拉丁语 oscillare,意为“摇摆、摆动”,与 oscillum(“小秋千/小摆动”)相关。后来在科学语境中被用来指任何“来回周期性变化”的系统,尤其在电子学中固定为“产生周期信号的装置”。

相关词 Related Words

文学与作品 Literary Works

  • James Gleick, Chaos: Making a New Science(科普写作中常用“oscillator”讨论非线性系统与耦合振子)
  • Richard P. Feynman, The Feynman Lectures on Physics(物理学经典教材中频繁出现“harmonic oscillator/oscillator”等用法)
  • Mary Shelley, Frankenstein(出现“oscillate/oscillation”等同源词,表达“摇摆不定、起伏变化”的描写;“oscillator”本词更常见于后期科学文本)
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