| 单词 | sidereal period |
| 释义 | sidereal periodnoun variants or sidereal revolution : the time in which a planet or satellite completes one revolution round its primary as referred to a star seen from the primary |
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英语词典包含469781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。