demography相关的词根或词缀是: demo

复数： demographers

The new demography has its work cut out .

新的人口统计学还有很多工作要做。

Demography , though , is not only about economics .

不过，人口学不仅仅只包括经济层面。

But mr obama and his family encapsulate america 's changing demography .

但奥巴马和他的家庭是美国正在变化的人口统计学的缩影。

The discrepancies are too large to be explained by demography .

其中各国的差异很大，很难用人口统计学来解释。

European demography hurts carrefour too .

欧洲人口统计学的结论也对家乐福不利。