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Perihelion

[,perɪ'hiːlɪən] or [,pɛrɪ'hilɪən]

解釋/意思:

(noun.) periapsis in solar orbit; the point in the orbit of a planet or comet where it is nearest to the sun.

恩里克錄入--From WordNet

解釋/意思:

(n.) Alt. of Perihelium

卡门錄入

解釋/意思:

n. the point of the orbit of a planet or a comet at which it is nearest to the sun—opp. to Aphelion.—Also Perihē′lium.

格思里整理

例句/造句/用法:

校對:维多利亚

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