“cost-benefit ratio of education”概念、定义、翻译-科学时代

单词	cost-benefit ratio of education
释义	教育学词汇手册 cost-benefit ratio of education 教育成本—效益比例
随便看	tax-free rollover tax fund tax harmonization tax haven tax haven tax haven tax haven tax haven tax haven tax heaven tax heldover tax holiday tax holiday tax holiday tax holiday tax holiday tax holiday tax holiday tax holiday taxi taxi taxicab exterior taxi circuit taxi fare taxifolin

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。