| 单词 | fixed star |
| 释义 | fixed star One of very many heavenly bodies that does not appear to alter its position on the celestial sphere. They were so called to distinguish them from the planets, which were once known as wandering stars . The discovery of the proper motion of stars in the 18th century established that stars are not fixed in the sky although, because of their immense distances from the solar system, they may appear to be so |
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物理辞典收录了3346条物理词条，基本涵盖了常用物理知识及物理英语单词词组的翻译及用法，是物理学习的有利工具。