“鹈鹕星云”的概念、定义、翻译、参考文献-科学参考

单词	鹈鹕星云
释义	鹈鹕星云 Encyclopedia 理学发射星云释 Pelican Nebula鹈鹕星云位于北美洲星云与天鹅座天津四之间的发射星云。《星云星团新总表》补编中的编号为IC 5070和IC 5067，因其形状与鹈鹕相似而得名（见图右边部分）。 Astronomy Pelican Nebula鹈鹕星云
随便看	relational matrix analysis relational norms relational orientation relational product relational proposition relational rationality relational schema relational self relational structure relational symbol relational system relational uncertainty relation between different phonological categories relation between generation relation by marriage relation extraction relation for the jumps relation greater than relation less than relation matrix relation of between relation of betweenness relation of chord relation of completeness relation of concatenation

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。