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

词汇	hour circle
释义	hour circlen.（名词） A great circle passing through the poles of the celestial sphere and intersecting the celestial equator at right angles.子午线：通过天体球两极，与天体赤道成直角相切的大圈
随便看	electron hole electronic Electronic Data Processing College of Puerto Rico Electronic Data Processing College of Puerto Rico electronic fetal monitor electronic flash Electronic Institutes electronic mail electronic music electronics electronics electronic stylus electron lens electron micrograph electron microscope electron microscopy electron multiplier electron multiplier tube electron neutrino electron optics electron pair electrons electron transport electron tube electron volt

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