Vocab Bloom Hub

light year

/ˈlaɪt jɪər/

翻译: 光在真空中一年内传播的距离,约等于9.46万亿公里,是天文学中常用的长度单位。

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词语关系

phrase

/ˈlaɪt jɪər/B2formalscientific
  • zh光在真空中一年内传播的距离,约等于9.46万亿公里,是天文学中常用的长度单位。

A unit of astronomical distance equal to the distance light travels in one year, approximately 9.46 trillion kilometers (5.88 trillion miles).

  1. Astronomical distanceB2formal

    A unit of distance used in astronomy, equal to the distance light travels in one year (about 9.46 trillion kilometers).

    zh天文距离

    • The nearest star to Earth is about 4.2 light years away.
    • Galaxies can be millions of light years apart.
    • Astronomers measure cosmic distances in light years.
  2. Figurative: huge differenceB2informal

    Used informally to describe a very large difference or a long period of time.

    zh天壤之别

    • Their new model is light years ahead of the competition.
    • The technology we have now is light years beyond what we had a decade ago.
    • Her understanding of the subject is light years ahead of mine.
Vocab Bloom Hub English dataset · 0.3.1

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Vocabulary data from the Vocab Bloom Hub English dataset (CC BY 4.0), https://huggingface.co/datasets/Fristail27/vocab-bloom-hub-en

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Generated by language models and not human-verified: definitions, examples, levels and translations may contain errors.