“productive aging”的概念、定义、翻译、参考文献-科学参考

单词	productive aging
释义	productive aging Encyclopedia 法学老年人社会参与释 productive aging老有所为老年人以自身需要为基础，在自愿和量力的前提下，以直接或间接形式参与有益于社会、家庭或个人发展的各项活动。
随便看	The History Books of Many States The History Man The History of a Loyal Heart the history of antibiotic the history of black death the History of Buddha’s Country the history of China's feudal land system the history of China's nuclear power development The History of Chinese Animation The History of Chinese Dance The History of Chinese Film The history of Chinese Film The History of Chinese Folktales The History of Chinese Grammar The History of Chinese Guild System the history of Chinese land system The History of Chinese New Dance in the New Period The history of Chinese opera film The History of Chinese Phonology The History of Chinese Traditional Opera The History of Chinese TV Criticism The History of Chinese Vocabulary The History of Contemporary Chinese Traditional Dramatic Literature the history of ecology the history of E-government in Australia

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。