“comparative index of general fertility”概念、定义、翻译-科学时代

单词	comparative index of general fertility
释义	人口学词汇手册 comparative index of general fertility 一般生育率比较指数
随便看	undated bill undated deposit undated endorsement undated securities undated securities undated shipment undathem undation undation UNDC （United Nations Disarmament Commission） undebatable fact undecagon undecalactone undecanal undecenal undecidable undecidable proposition undecimal undecimal number system undecked undeclared undeclared undeclared undeclared cargo undeclared dangerous goods

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。