“left-behind elderly”的概念、定义、翻译、参考文献-科学参考

单词	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。
随便看	statistical fluctuation statistical function Statistical Functionals statistical game statistical genetics statistical graph statistical graphics statistical honeycomb statistical honeycomb [lattice] statistical honeycomb lattice statistical hypothesis statistical hypothesis testing statistical-in-control process statistical independence statistical independent statistical index Statistical index system of health management statistical indicator of fire disaster Statistical Indicator of Forest Breeding statistical indicator of forest disaster statistical indicator of forest diseases and insect pests statistical indicator of forest planting statistical indicator of forest resources statistical indicator of silvi-cultural production statistical indicators of construction industry

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。