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单词 evection
释义

evection

/ɪˈvekʃən/
noun
mass noun
Astronomy regular variation in the eccentricity of the moon's orbit around the earth, caused mainly by the sun's attraction
【天文】出差。
词源
mid 17th cent. (in the sense 'elevation, exaltation'): from Latin evectio(n-), from evehere 'carry out or up', from e- (variant of ex-) 'out'+vehere 'carry'.
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更新时间:2025/8/7 8:40:27