“mean age at first marriage”概念、定义、翻译-科学时代

单词	mean age at first marriage
释义	人口学词汇手册 mean age at first marriage 平均初婚年龄
随便看	bisexuality bisexuality bisexual reproduction bisflavones bisflavonyls bisglycoside bishop bishop bishop bishop bishop bishopric Bishops' Book bishop's bread bishop's-cap bishop's school Bishops' Wars bisilicate bisk bi-skyscraper bislint Bismarck herring Bismarck herring Bismarck，Otto von bismite

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。