“留守老人”的概念、定义、翻译、参考文献-科学参考

单词	留守老人
释义	留守老人 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	carriage-driving techniques carriage-maker carriage of goods by waterway carriage of passengers by sea carriage return Carrier carrier carrier-actuated carrier aircraft auto throttle control carrier aircraft landing gear test carrier and missile interference carrier-based aircraft arresting hook test carrier-based aircraft catapult launch test in field carrier-based aircraft electromagnetic compatibility test for electromagnetic launch carrier-based aircraft engaging cross deck pendant test in field carrier-based aircraft environmental compatibility test for electromagnetic launch carrier-based aircraft folding wing test carrier-based aircraft skim jump test in field carrier-based aircraft vapor ingest test carrier-based ion selective electrode carrier cell carrier concentration carrier-containing carrier coordinate system carrier coprecipitation

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。