Demographer
volume
British pronunciation/dɛmˈɒɡɹəfə/
American pronunciation/dɪˈmɑɡɹəfɝ/

"demographer"的定义和意义

Demographer
01

a scientist who studies the growth and density of populations and their vital statistics

LanGeek
下载应用程序
langeek application

Download Mobile App

stars

app store