“demography”概念、定义、翻译-科学时代

单词	demography
释义	民族学词汇手册 demography 人口学
随便看	spring holidays springiness springiness index springing springing blast springing centre springing charge springing course springing of intrados springing shot springing use spring lamb spring ligament spring line spring line spring low water spring low-water spring low-water line spring mattress spring maximum spring needle spring onion spring onion spring onion spring oscillator

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。