V2EX laws of motion

Laws of Motion

释义 Definition

“运动定律”:描述物体在力的作用下如何运动的一组基本规律,最常指牛顿运动三定律(惯性定律、加速度定律、作用与反作用定律)。在更广义语境中,也可泛指关于运动的基本物理规律。

发音 Pronunciation (IPA)

/lz v mon/

例句 Examples

The laws of motion explain why a ball keeps rolling after you kick it.
运动定律解释了为什么球被你踢出去后还会继续滚动。

To design a safe rocket launch, engineers must apply the laws of motion and carefully calculate how forces change over time.
为了设计安全的火箭发射,工程师必须运用运动定律,并仔细计算力如何随时间变化。

词源 Etymology

law 源自古英语 lagu(“法律、规则”),与“规约、规定”相关;motion 源自拉丁语 motiō(“运动、移动”),来自 movēre(“移动”)。合起来 “laws of motion” 字面义为“关于运动的规律/法则”,在科学史上常用来指牛顿提出并系统化的运动规律。

相关词 Related Words

文学与经典作品 Literary Works

  • Philosophi Naturalis Principia Mathematica(Isaac Newton):经典著作,系统阐述运动定律与万有引力。
  • The Feynman Lectures on Physics(Richard P. Feynman):用直观方式讲解运动定律及其物理含义与应用。
  • A Treatise on Electricity and Magnetism(James Clerk Maxwell):虽主题为电磁学,但在推导与讨论中常涉及经典力学与运动定律的框架。
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