英语词汇hour circle怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	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	precession precession of the equinoxes precessions pre-Christian precinct precincts preciosities preciosity precious precious precious metal precious stone precipice precipice precipices precipitable precipitancies precipitancy precipitant precipitants precipitate precipitated precipitates precipitating precipitation

英汉双解词典包含166908条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。