V2EX stellar evolution

Stellar Evolution

释义 Definition

stellar evolution 指“恒星演化”:恒星从诞生(由星际气体坍缩形成原恒星)到主序星阶段,再到晚期(如红巨星/超巨星),最终走向不同结局(白矮星、中子星、黑洞或超新星爆发)的整体物理过程与理论框架。该术语在天文学与天体物理学中常用。

例句 Examples

Stellar evolution explains why some stars become red giants.
恒星演化解释了为什么有些恒星会变成红巨星。

By modeling stellar evolution, astronomers can estimate a star cluster’s age from its colormagnitude diagram.
通过对恒星演化进行建模,天文学家可以根据星团的颜色星等图来估计其年龄。

发音 Pronunciation (IPA)

/stlr vlun/

词源 Etymology

stellar 来自拉丁语 stella(“星星”),表示“恒星的、星的”。evolution 源自拉丁语 evolutio(“展开、逐步展开”),在现代科学语境中引申为“随时间发生的渐进变化过程”。合在一起,stellar evolution 字面即“恒星的(随时间)演变”。

相关词 Related Words

文学与著作中的用例 Literary / Notable Works

  • Stephen Hawking, A Brief History of Time(《时间简史》)讨论恒星的生命周期、致密天体与宇宙演化背景。
  • Carl Sagan, Cosmos(《宇宙》)以科普叙述方式介绍恒星诞生、核聚变与死亡等主题。
  • James B. Kaler, Stars: Their Birth, Life, and Death(《恒星:诞生、生命与死亡》)集中讲解恒星演化各阶段与观测证据。
  • Bradley W. Carroll & Dale A. Ostlie, An Introduction to Modern Astrophysics(《现代天体物理学导论》)教材级系统阐述恒星结构与恒星演化理论。
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