“secondary literature”概念、定义、翻译-科学时代

单词	secondary literature
释义	图书馆、情报与文献学词汇手册 secondary literature 二次文献
随便看	lumpy soil Lumsden's centre Lumumba，Patrice Luna lunabase lunacy lunacy proceedings Luna probe lunar-and-solar diurnal inequalities lunar appulse lunar aspect lunar atmosphere lunar aureole lunar based astronomy lunar bounce lunar calendar lunar calendar lunar calendar lunar caustic lunar celestial equator lunar chiaroscuro lunar circus lunar communication relay unit lunar crater lunar crater

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。