英语词汇“unseen companion star”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	unseen companion star
释义	unseen companion star noun : a member of a binary or multiple star system that is known to exist only by its gravitational effect on the visible components whose apparent motions it usually alters in a cyclic manner
随便看	septal septal septal cartilage septal cell septal neck septanychus septarch septarian septarium septate septated septation septavalent september september september elm septembrist septemfluous septemvir septemviral septemvirate septenar septenarius septenary septendecillion

英语词典包含332784条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。