“老有所为”的概念、定义、翻译、参考文献-科学参考

单词	老有所为
释义	老有所为 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	urban public facilities urban public facilities design urban public space Urban Public Transportation in Canada urban public transportation system Urban public transport lines urban public utility urban pulic space planning urban purple line urban rail air conditioning system urban rail communication systems urbanrail depot building urban rail environmental monitoring system urban rail passenger information system urban rail power supply system urban rail signalling system urbanrail station building Urban Rail Transit urban rail transit urban rail transit bridge urban rail transit combined sewerage system urban rail transit construction urban rail transit construction planning urban rail transit drainage system urban rail transit electromechanical device

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。