Read Edit View history 天球赤道 tiānqiúchìdào celestial equator Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 天球赤道 tiānqiúchìdào celestial equator 天球赤道是地球赤道面在天球上的投影。 Edit Delete References Add reference No references for this word.