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e·clip·tic AHD[ĭ-klĭpʹtĭk] D.J.[ɪˈklɪptɪk]K.K.[ɪˈklɪptɪk]n.（名词）- The intersection plane of the earth's orbit with the celestial sphere, along which the sun appears to move as viewed from the earth.黄道：地球运行轨道与天球的交界面，在地球上看，太阳似乎沿着黄道运行
- A great circle inscribed on a terrestrial globe inclined at an approximate angle of 23°27′ to the equator and representing the apparent motion of the sun in relation to the earth during a year.黄道线：地球仪上刻着的大圈，与赤道平面大致成23°27′的角，代表一年中太阳相对于地球的表象运动
- Middle English ecliptik 中古英语 ecliptik
- from Medieval Latin (līnea) eclīptica [ecliptic (line)] 源自 中世纪拉丁语 (līnea) eclīptica [黄道线]
- from Latin eclīpticus [of an eclipse] 源自 拉丁语 eclīpticus [食的]
- from Greek ekleiptikos 源自 希腊语 ekleiptikos
- from ekleipein [to fail to appear] * see eclipse 源自 ekleipein [不能出现] * 参见 eclipse
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