“Tongtian He”的概念、定义、翻译、参考文献-科学参考

单词	Tongtian He
释义	Tongtian He Encyclopedia 理学通天河释 Tongtian He通天河中国长江上游沱沱河与当曲汇合后的长江河源段。
随便看	opposite real number opposite ring opposite root opposite semigroup opposite side opposite sides opposite sign opposite simplex opposite skew field opposite spin orientation opposite topological group opposite vectors opposite vertex opposition oppositional allele oppositional defiant disorder opposition in right ascension opposition of categorical propositions opposition of yin-yang opposition party Oppositions opposition surge oppositipolar oppression Oprah Winfrey

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。