“cohort observation”概念、定义、翻译-科学时代

单词	cohort observation
释义	人口学词汇手册 cohort observation 同期群观察
随便看	afterbirth afterbody afterbody afterbrain after brightening bath afterburner after-burner afterburner afterburner afterburner limit of the centre of gravity afterburner liner afterburning after-burning aftercastle after charge after charge after charge after charge afterclap after-class drill after-class review after-class study after-clearing after-closing trial balance after-condenser

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。