英语词汇“celestial equator”是什么意思，“celestial equator”的读音、用法及例句翻译-烛光网

词汇	celestial equator
释义	celestial equatorn.（名词） A great circle on the celestial sphere in the same plane as the earth's equator. Also called equinoctial ,equinoctial circle 天赤道：环绕球形天体与地球类似的大圆也作 equinoctial,equinoctial circle
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