V2EX dark matter

Dark Matter

定义 Definition

dark matter(名词短语):暗物质,指宇宙中一种不发光、不吸收光、也不反射光的神秘物质。它无法被直接观测到,但科学家通过其引力效应推断出它的存在。暗物质约占宇宙总质量的27%。

发音 Pronunciation

/drk mt.r/

例句 Examples

Scientists believe that dark matter makes up most of the universe's mass.
科学家认为暗物质构成了宇宙中大部分的质量。

Although dark matter cannot be directly observed with any existing instruments, its gravitational influence on visible galaxies provides compelling evidence for its existence.
尽管目前没有任何仪器能直接观测到暗物质,但它对可见星系的引力影响为其存在提供了有力证据。

词源 Etymology

dark 源自古英语 deorc,意为"黑暗的、隐蔽的";matter 源自拉丁语 materia,意为"物质、材料"。dark matter 这一术语最早由瑞士天文学家弗里茨兹威基(Fritz Zwicky)于1933年提出,他在研究星系团时发现可见物质的引力不足以解释星系的运动速度,因此推测存在一种"看不见的物质",即 dunkle Materie(德语,暗物质)。

相关词汇 Related Words

文学作品 Literary References

  • 《Dark Matter》(布莱克乔奇著,2016年)一部科幻惊悚小说,以"暗物质"为核心概念,探讨平行宇宙与身份认同的主题。
  • 《A Short History of Nearly Everything》(比尔布莱森著,2003年)书中用通俗易懂的语言介绍了暗物质在宇宙学中的重要地位。
  • 《The Elegant Universe》(布莱恩格林著,1999年)在讨论弦理论与宇宙结构时,多次提及暗物质的概念及其对物理学的深远影响。
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