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单词 light cone
释义

Definition of light cone in English:

light cone

noun
Physics
  • A surface in space–time, represented as a cone in three dimensions, comprising all the points from which a light signal would reach a given point (at the apex) simultaneously, and which therefore appear simultaneous to an observer at the apex.

    Example sentencesExamples
    • But finally, the star may shrink in a way that the light cones will bend so much that they will not be able to escape.
    • The easiest way to describe light rays and light cones is through geometric optics.
    • Angular momentum can twist light cones and even make time travel possible in theory if not in practice.
    • The future light cone represents the space that will eventually be filled by light emitted at that point.
    • His work on light cones, black holes, wormholes, and time travel were are extremely revolutionary.
 
 

Definition of light cone in US English:

light cone

noun
Physics
  • A surface in space-time, represented as a cone in three dimensions, comprising all the points from which a light signal would reach a given point (at the apex) simultaneously, and that therefore appear simultaneous to an observer at the apex.

    Example sentencesExamples
    • The future light cone represents the space that will eventually be filled by light emitted at that point.
    • But finally, the star may shrink in a way that the light cones will bend so much that they will not be able to escape.
    • His work on light cones, black holes, wormholes, and time travel were are extremely revolutionary.
    • Angular momentum can twist light cones and even make time travel possible in theory if not in practice.
    • The easiest way to describe light rays and light cones is through geometric optics.
 
 
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更新时间:2024/12/23 5:21:45