“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	nonuniform polymer non-uniform rational B-spline nonuniform rational B-spline curve non-uniform rational Bspline curve and surface nonuniform rational Bspline curve and surface non-uniform rational B-spline, NURBS non-uniform rational Bspline surface nonuniform rational B-spline surface nonuniform rational Bspline surface non-uniform universe non-unimodular nonunion of fracture non-uniqueness non-uniqueness of Lagrangian non-uniqueness theorem non-unique solution non-unit non-unital left module non-unital module non-unital right module non-unitarity non-unitary operator non-unitary semigroup non-use value of forest resource non-vacuous

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