“age-marital duration-specific fertility rate”概念、定义、翻译-科学时代

单词	age-marital duration-specific fertility rate
释义	人口学词汇手册 age-marital duration-specific fertility rate 年龄婚龄别生育率
随便看	UAW （United Automobile Workers） ubac ubac Ubaid culture Ubangi U-bar Ubbelohde viscometer UBC (universal buffer controller) UBEC UBEC--UBEC (Union of Banana Exporting Countries) UBEC (Union of Banana Exporting Countries) U-bend specimen uber Ubermarionette uberrima fides Ubhayapakṣaikadeśavṛtti Ubhayāsiddha Ubhayāvyāvṛtta ubidecarenone ubinuclein ubiquinone ubiquinone ubiquinone ubiquist ubiquitin

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。