英语词汇ephemeris time的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	ephemeris time
释义	ephemeris time 英?[i?fem?ris taim] 美?[??f?m?r?s ta?m] 释义历书时英英释义 Noun 1. (astronomy) a measure of time defined by Earth's orbital motion; terrestrial time is mean solar time corrected for the irregularities of the Earth's motions 行业词典天文学历书时???按牛顿力学定律建立的太阳历表的时间参量。其秒长在1960年至1968年曾被采用为时间的基本单位。??? 航天历书时???
随便看	allegras Allegre allegrement Allegretti allegretto allegrettos allegri allegrini allegrinis allegrissimo allegro allegro con spirito allegro con spiritoes allegro form Allegro, L' allegro ma non troppo allegro moderato Allegron allegro non troppo allegros allegro vivace Alle-Hines syndrome Alle Hines syndrome Alleins Alleizettella

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ephemeris time