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aphelion [æ'fi:liən]
基本释义
- n. 远日点
词形变化
- 复 数:a·phe·li·a
英英解释
1个名词解释
- apoapsis in solar orbit; the point in the orbit of a planet or comet that is at the greatest distance from the sun
[反] perihelion
- apoapsis in solar orbit; the point in the orbit of a planet or comet that is at the greatest distance from the sun