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left-behind elderly
释义
left-behind elderly
Encyclopedia
法学
老年社会问题
释
left-behind elderly
留守老人
因子女离开而留在原家庭中的老年人。根据中国对人口迁移流动的定义,严格意义上的留守老人指因子女离开(跨越县级以上行政区)半年及以上而留守在家的老年人。
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normal sum distribution
normal summability
normal surface
normal system
normal system of partial differential equations
normal tail
normal temperature and pressure
normal tensor
normal theta-function
normal time
normal to a curve
normal to a plane
normal to a surface
normal tone
normal topological space
normal topology
normal tower
normal trace
normal tracial weight
normal transformation
normal triangular matrix
normal ultrafilter
normal union
normal valuation
normal value
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