demographics

the demographics of book buyers.

购书的人口统计数据。

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

In the late nineties, based on reviewing the demographics of students with the lowest averages in the country, critics called the SAT racist, urban-centric and classist.

上世纪九十年代，在对SAT平均最低的学生体进行考察后，评论家称该考试带有种族主义、城市中心主义和阶级偏见色彩。