celestial equator

celestial equator

n. 〈天〉天赤道

例句与用法：

The passage of a smaller celestial body or its shadow across the disk of a larger celestial body.

掩星一个较小的星体或它的阴影通过一个较大天体的圆平面

The position of a celestial body when it is separated from another by a45= angle.

八分圆一个天体当它成45°角与另一天体分离时所处的位置

The path of a celestial body or an artificial satellite as it revolves around another body.

运行轨道天体绕另一天体或人造卫星绕一天体旋转所运行的轨道

The highest point in the sky reached by the sun or another celestial body; a zenith.

天顶太阳或别的天体在天空中所达到的最高点; 天顶

词形变化：

副词: celestially |

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ph.

【天】天球赤道