“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	type of a manifold type of a module type of an Abelian group type of an algebra type of an algebraic curve type of an algebraic system type of an element type of an entire function type of an equation type of an object type of a partially ordered set type of a quadratic form type of archival books type of a Riemann surface type of a semigroup type of a set type of a tensor type of a tilted algebra type of a transcendental number type of attachment type of a universal algebra type of children's play type of coal exploration type of comparison type of cylinder support

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。