“二代发病率”概念、定义、翻译-科学时代

单词	二代发病率
释义	统计学词汇手册 secondary attack rate 二代发病率
随便看	fixed route fixed rule of conduct fixed sailing fixed salary fixed salary fixed sample fixed satellite fixed satellite fixed satellite fixed-satellite service fixed sequence manipulator fixed service fixed service--fixed service (FX) fixed service (FX) fixed service tower fixed-site management fixed source field fixed source method fixed space fixed spray irrigation fixed stand fixed star fixed star fixed star fixed step size

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。

secondary attack rate