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round-trip light time

/ˈraʊnd trɪp laɪt taɪm/

翻译: 信号(如无线电波或光)从地球到航天器或天体并返回所需的总时间。用于航天通信和天文学中。

1 个条目

phrase

/ˈraʊnd trɪp laɪt taɪm/C1formalscientific
  • zh信号(如无线电波或光)从地球到航天器或天体并返回所需的总时间。用于航天通信和天文学中。

The total time it takes for a signal (such as a radio wave or light) to travel from Earth to a spacecraft or celestial body and back again. Used in space communications and astronomy.

  1. Signal travel timeC2formal

    The total time it takes for a signal to travel from Earth to a spacecraft or celestial body and back.

    zh往返光行时

    • The round-trip light time to Mars can be up to 40 minutes.
    • NASA calculated the round-trip light time for the Voyager probe.
    • Communication delays are due to the round-trip light time.