V2EX kinematic

Kinematic

释义 Definition

kinematic(形容词)运动学的;与运动的描述有关(关注物体如何运动:位置、速度、加速度等),不涉及导致运动的力或质量等原因。(注:与 kinetics「动力学」相对。)

发音 Pronunciation (IPA)

/knmtk/

例句 Examples

Kinematic equations describe motion without considering forces.
运动学方程描述运动,但不考虑力。

The robot’s kinematic model helps engineers predict how its arm will move through space.
机器人的运动学模型帮助工程师预测它的机械臂将如何在空间中运动。

词源 Etymology

来自希腊语词根 kinein(意为“移动、使运动”),与表示“运动”的词族相关;kinematic 常用于物理与工程领域,强调对运动本身的“几何式/描述式”分析,而不是运动的成因。

相关词 Related Words

文学与著名作品 Literary Works

  • H. G. Wells,《The War of the Worlds》(《世界大战》):作品中对机械装置与运动场景的描写常涉及“运动描述”的语言环境,阅读时可在相关段落体会 kinematic 这类词在技术化叙述中的用法。
  • Thomas Pynchon,《Gravity’s Rainbow》(《万有引力之虹》):涉及火箭与弹道等主题的叙述语境中,经常出现与“轨迹、速度、加速度”等运动学相关的表达。
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