V2EX goldilocks zone

Goldilocks zone

定义 Definition

“Goldilocks zone”(也叫 habitable zone/宜居带)指在恒星周围一个“恰到好处”的距离范围内,使行星表面可能存在液态水(不至于太热把水蒸发,也不至于太冷让水冻结),因此更可能适合生命存在的区域。也可引申为任何领域里“刚刚好”的最佳区间。

例句 Examples

Earth orbits in the Sun’s Goldilocks zone.
地球运行在太阳的宜居带(“金发姑娘区”)内。

Astronomers study a planet’s atmosphere to see whether a world in the Goldilocks zone could actually support life.
天文学家研究行星大气,以判断一颗位于宜居带的星球是否真的可能支持生命。

发音 Pronunciation

/oldlks zon/

词源 Etymology

该短语借用童话《金发姑娘和三只熊》(Goldilocks and the Three Bears)的意象:金发姑娘在三碗粥里选到“不冷不热、刚刚好”的那一碗。后来科学传播中用 Goldilocks 来比喻行星与恒星距离处在“刚刚好”的范围,于是形成 Goldilocks zone(宜居带)这一说法。

相关词 Related Words

文学与作品 Literary Works

  • James F. Kasting,《How to Find a Habitable Planet》:讨论宜居带(常用/提及 “Goldilocks zone”)与行星可居住性的判据。
  • Paul Davies,《The Goldilocks Enigma》:以“Goldilocks”隐喻宇宙条件的“恰到好处”,涉及“Goldilocks zone/宜居带”等相关概念。
  • Carl Zimmer,《A Planet of Viruses》(及其科普写作语境中常提宜居条件):在讨论生命环境时常与“宜居带/Goldilocks zone”概念并用(不同版本与篇章中出现频率不一)。
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