“奇琴伊察”的概念、定义、翻译、参考文献-科学参考

单词	奇琴伊察
释义	奇琴伊察 Encyclopedia 理学奇琴伊察释 Chichén Itzá奇琴伊察墨西哥玛雅古城遗址。历史学〔古代印第安人文明时期〕释 Chichen Itza奇琴伊察古典终结期玛雅的重要城邦。
随便看	positive school of criminology positive selection positive self-adjoint operator positive self-regard positive semi-definite positive semi-definite form positive semi definite Hermitian matrix positive semi-definite Hermitian matrix positive semi-definite kernel positive semi definite matrix positive semi-definite matrix positive semi-definite operator positive semi definite quadratic form positive semi-definite quadratic form positive semi-definite rational function positive semigroup positive semiorbit positive semi-trough positive sense positive sense single-stranded RNA virus positive sequence positive series positive side positive sidelight positive sign

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。