“dog days”的概念、定义、翻译、参考文献-科学参考

单词	dog days
释义	dog days Encyclopedia 农学三伏释 dog days三伏节令名。头伏、中伏（二伏）和末伏（三伏），合称“三伏”。是中国农历中对一年内最热时期的一种表示。又称伏天、伏日。 Astronomy dog days伏日
随便看	homotopically equivalent space homotopically trivial mapping homotopic category homotopic chain homomorphism homotopic fields homotopic foliation homotopic invariant homotopic loop homotopic manifold homotopic mapping homotopic morphism homotopic path homotopic resolution homotopic simplex homotopic to zero homotopism homotopy homotopy algorithm homotopy associative homotopy associative mapping homotopy associativity homotopy axiom homotopy boundary homotopy category homotopy chain

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。