V2EX kuiper belt

Kuiper Belt

释义 Definition

柯伊伯带:位于海王星轨道之外、环绕太阳的一片甜甜圈状(扁平环状)区域,主要由冰质小天体、矮行星与彗星核等组成,是许多短周期彗星的重要来源之一。(也常译作“柯伊伯带/古柏带”,属天文学术语。)

发音 Pronunciation (IPA)

/kapr blt/

例句 Examples

The Kuiper Belt lies beyond Neptune.
柯伊伯带位于海王星轨道之外。

Scientists study the Kuiper Belt to understand how the outer Solar System formed and why some dwarf planets have unusual orbits.
科学家研究柯伊伯带,以了解外太阳系如何形成,以及为什么一些矮行星的轨道很不寻常。

词源 Etymology

“Kuiper”来自荷兰裔美籍天文学家Gerard Kuiper(杰拉德柯伊伯)的姓氏;“belt”意为“带状区域”。该名称用于指代太阳系边缘一片由小天体组成的“带”。

相关词 Related Words

文学与作品 Notable Works

  • Pale Blue Dot(Carl Sagan)在讨论太阳系结构与人类视角时提及外太阳系区域(常涉及柯伊伯带等概念)。
  • The Solar System(BBC 纪录片解说文本,常见出版/脚本版本)介绍太阳系边缘天体时会提到柯伊伯带。
  • Pluto Files(Neil deGrasse Tyson)围绕冥王星与矮行星分类的科普写作中常涉及柯伊伯带背景。
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