“social security”概念、定义、翻译-科学时代

单词	social security
释义	政治学词汇手册 social security 社会保障
随便看	internal financing internal financing internal flashback internal flight screw conveyor internal floating-head exchanger internal floor area internal flow internal flow internal flow internal flow field visualization using optical fibre internal focalization internal focusing internal focusing internal force internal force internal force internal force internal force internal form internal fragment internal friction internal friction internal friction internal friction internal friction

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。