“three rural left-behind groups”的概念、定义、翻译、参考文献-科学参考

单词	three rural left-behind groups
释义	three rural left-behind groups Encyclopedia 法学农村释 three rural left-behind groups农村三留守群体因家庭主要劳动力进城务工经商或从事其他生产经营活动而留守在农村生活的三类人群，即留守老人，留守妇女，留守儿童。为中国社会转型时期出现的特有社会现象。
随便看	Royal Selection Tang and Song Proses Royal Shakespeare Company Royal Site of San Lorenzo de El Escorial Royal Small Arms Factory Royal Society Prizes for Science Books Royal Stele of Pacification of Dzungar at Imperial College Royal Store Royal Swedish Opera Royal Thai Police Royal Theater Carré Royal Theatre of La Monnaie Royal Tomb of Goryeo Royal Tomb of King Muryeong Royal Tombs of the Joseon Dynasty Royal Tombs of Vergina in Macedonia Royal Tombs of Zhongshan State (Warring States Period) royalty Royal Tyler Royal Tyrrell Museum of Paleontology Royal Veterinary College ，University of London Royden Royden compactification Roy Emerson Stryker Roy Harris Roy Herbert Thomson

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。