“夜枭星云”的概念、定义、翻译、参考文献-科学参考

单词	夜枭星云
释义	夜枭星云 Encyclopedia 理学行星状星云释 Owl Nebula夜枭星云位于大熊星座的一个比较复杂的行星状星云。星表中的编号为M97和NGC3587。距离地球2030光年（621秒差距），视星等为9.9，年龄约8千年。又称猫头鹰星云。 Astronomy Owl Nebula夜枭星云
随便看	dictionary dictionary appendix dictionary archaeology dictionary as text dictionary-based word sense disambiguation approach dictionary coding dictionary compilation dictionary criticism dictionary definition dictionary entry dictionary evaluation dictionary for adult dictionary for children dictionary for Chinese as a second languages dictionary for comprehension dictionary for reference dictionary for special purpose dictionary generation system Dictionary Hachette of the French Language dictionary index dictionary learning dictionary making dictionary of abbreviation Dictionary of Ancient Characters in the Warring States Period: Sound Pedigree of Chinese Characters in the Warring States Period Dictionary of Ancient Zhuang Characters

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。