V2EX gravitational field

Gravitational Field

释义 Definition

引力场;重力场:由具有质量的物体在其周围空间中产生的一种“影响区域”,使其他物体在其中会受到引力作用。常用来描述某一点处引力的强弱与方向。(也可在物理中用“引力场强/重力场强”来量化。)

发音 Pronunciation (IPA)

/rvtenl fild/

例句 Examples

The Moon’s gravitational field is weaker than Earth’s.
月球的引力场比地球弱。

According to the theory, a massive object bends spacetime, shaping the gravitational field around it and influencing the motion of nearby bodies.
根据该理论,巨大的天体会弯曲时空,从而塑造其周围的引力场,并影响附近天体的运动。

词源 Etymology

gravitational 来自 gravity(重力),而 gravity 源于拉丁语 gravitas(“重量、沉重”),与 gravis(“重的”)相关;field 原意是“田野、场地”,在科学语境中引申为“某种力或作用所覆盖的范围”。合起来 gravitational field 即“重力作用所覆盖的场”。

相关词 Related Words

文学作品中的用例 Literary Works

  • Stephen Hawking A Brief History of Time(《时间简史》):讨论重力、时空与引力场在宇宙学中的作用。
  • Albert Einstein Relativity: The Special and the General Theory(《相对论:狭义与广义相对论》):涉及广义相对论框架下对引力场(以时空几何表达)的阐释。
  • Isaac Newton Philosophi Naturalis Principia Mathematica(《自然哲学的数学原理》):虽早期不以现代“场”语言表述,但系统奠定了引力理论,为后来“引力场”概念发展提供基础。
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