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单词 aphelion
释义

aphelion

听听怎么读
英 [?'fi:l??n]
美 [?'fil?rn]
是什么意思
  • n.

    远日点;

  • 变形

    复数:aphelia

    英英释义

    aphelion[ ?'fi:lj?n ]

    • n.apoapsis in solar orbit; the point in the orbit of a planet or comet that is at the greatest distance from the sun
    学习怎么用

    双语例句

    用作名词(n.)
    1. Otherwise difficult to notice, the change in the Sun's apparent diameter between Perihelion and Aphelion is clear.
      我们很难用肉眼看出近日点和远日点太阳视直径的变化,但在这张图上显而易见。

    权威例句

    APHELION
    New near-aphelion light curves of Comet 2P/Encke
    Near-aphelion CCD photometry of Comet P/S Schwassmann-Wachmann 2
    Aphelion Clustering of ``New'' Comets: Star Tracks through Oort's Cloud
    (2060) Chiron: Evidence for Activity near Aphelion
    The Dust Trail of Comet Churyumov-Gerasimenko Near Aphelion
    Water Vapor Saturation at Low Altitudes around Mars Aphelion: A Key to Mars Climate?
    Mapping of Ozone and Water in the Atmosphere of Mars near the 1997 Aphelion
    Mars ozone measurements near the 1995 aphelion: Hubble space telescope ultraviolet spectroscopy with the faint object spectrograph
    Hubble Space Telescope observations of the Martian aphelion cloud belt prior to the Pathfinder mission: Seasonal and interannual var...
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