“International Day of Older Persons”的概念、定义、翻译、参考文献-科学参考

单词	International Day of Older Persons
释义	International Day of Older Persons Encyclopedia 法学〔基本概念〕释 International Day of Older Persons国际老年人节由联合国设立的节日，旨在呼吁人类关注老龄化问题。
随便看	embroidery thread embroidery with dragon, phoenix and tiger embroidery with phoenix and clouds embroy transfer embryo embryo abortion embryoblast embryo culture embryo fusion embryogenesis embryogeny embryoid embryoid regeneration embryo implantation embryolemma of domestic animal embryology embryology of domestic animals embryoma embryo manipulation technique in laboratory mouse embryonal axis embryonic callus embryonic cell clones embryonic development embryonic development of chickens embryonic induction

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。