“secondary data research”概念、定义、翻译-科学时代

单词	secondary data research
释义	广告学词汇手册 secondary data research 二手资料调研
随便看	chief senior statesman chief species chief staff officer chief strategy officer (CSO) chieftain chief tallyman chief technology officer chief technology officer--chief technology officer (CTO) chief technology officer (CTO) chief technology officer (CTO) chief technology officer (CTO) chief technology officer (CTO) chief traffic manager chief warrant officer chieniopteris chien-ssu chiesa chiesel Chifeng Museum chiffon chiffon chiffon cake chiffon crepe chiffon silk Chifley，Jeseph Benedict

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。