“hierarchical index”概念、定义、翻译-科学时代

单词	hierarchical index
释义	图书馆、情报与文献学词汇手册 hierarchical index 词族索引，等级索引，族索索引
随便看	unearned income unearned income unearned income unearned income unearned income unearned increment unearned increment unearned increment unearned increment unearned premium unearned premium unearned premium unearned premium unearned premium unearned premium portfolio unearned premium reserve unearned profit unearned reinsurance premium unearned revenue unearned revenue unearned surplus unearned surplus unearned value unearthed cultural relics unearthed relic

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。