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单词 gravitational lens
释义

Definition of gravitational lens in English:

gravitational lens

noun
Astronomy
  • A region of space containing a massive object whose gravitational field distorts electromagnetic radiation passing through it in a similar way to a lens, sometimes producing a multiple image of a remote object.

    Example sentencesExamples
    • General relativity has yielded a wealth of insight into the Universe, the orbits of planets, the evolution of stars and galaxies, the Big Bang and recently observed black holes and gravitational lenses.
    • They discussed the understanding of dark matter by the use of gravitational lenses.
    • Black holes, the cosmic microwave background, pulsars, neutron stars, gravitational lenses, gravity waves - these are just a few of the phenomena that would make no sense without general relativity.
    • Way out in the corners of the galaxy, there are objects so massive that they curve light into gargantuan gravitational lenses, distorting and magnifying objects behind them.
    • The moving cosmic string would have acted as an additional gravitational lens, affecting both quasar images simultaneously.
 
 

Definition of gravitational lens in US English:

gravitational lens

noun
Astronomy
  • A region of space containing a massive object whose gravitational field distorts electromagnetic radiation passing through it in a similar way to a lens, sometimes producing a multiple image of a remote object.

    Example sentencesExamples
    • General relativity has yielded a wealth of insight into the Universe, the orbits of planets, the evolution of stars and galaxies, the Big Bang and recently observed black holes and gravitational lenses.
    • The moving cosmic string would have acted as an additional gravitational lens, affecting both quasar images simultaneously.
    • They discussed the understanding of dark matter by the use of gravitational lenses.
    • Way out in the corners of the galaxy, there are objects so massive that they curve light into gargantuan gravitational lenses, distorting and magnifying objects behind them.
    • Black holes, the cosmic microwave background, pulsars, neutron stars, gravitational lenses, gravity waves - these are just a few of the phenomena that would make no sense without general relativity.
 
 
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更新时间:2025/1/9 6:43:12