名词 demographic:

1. a statistic characterizing human populations (or segments of human populations broken down by age or sex or income etc.)

demographicadj.人口统计学的，人口的n.具有统计学特征的人群（一般指根据年龄、性别等进行统计的人群）demographic census人口调查demographic theory人口理论Demographic Window人口机会窗口demographic sample人口样本demographic method人口学方法demographic survey人口调查Demographic Traits人口统计特征demographic change人口变化demographic factor人口因素demographic factors人口因素

1. The demographics of the Southwest indicate a growing population of older consumers.
   西南部的人口统计状况显示了老年消费者数量的增长。