“social security system”的概念、定义、翻译、参考文献-科学参考

单词	social security system
释义	social security system Encyclopedia 法学社会治理释 social security system社会保障体系　由社会保险、社会福利和社会救助三个子系统构成的社会保障大系统。
随便看	graniphyric granite Granite Garden granite landform granitic gneiss granitic plaster granitic texture granivore granization Granma granny knot granodiorite granodraw Gran plot grant Gran Telescopio CANARIAS Granting Titles to Nine Dukes Grantland Rice grant-maintained school Grant Mudford Grant Wood granular granular cell granular cell layer granular computing

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。