n.  人口统计数据，人口统计资料（复数）

n.  群体，人群〔尤指广告商的推销对象〕

• demographic change  人口统计数据变化

• But efforts are in place to expose more black, Hispanic, and low-income students to advanced math, in the hope that the demographic pool of high-level contenders will eventually begin to shift and become less exclusive. 人口群体

• The demographics of that group looked quite different from those in the competition round – of the 16 video finalists, 13 were girls and eight were African-American students. 那一组的成员

• Transforming downtown areas so that they incorporate modern housing and improved walkability to local restaurants, retail, and entertainment – especially when combined with improved infrastructure for cyclists and public transit – makes them appeal to a more affluent demographic. 更富裕的群体

• Today’s demographics shows that the middle-class is disappearing and now the richest 1% of the population has mastered more wealth than the bottom 90%.

  人口统计数据显示

• The station has won more listeners in the 25-39 demographic.

  这个电台吸引了更多25-39岁年龄段的听众。

BrE /əˈbɔːt/ ; NAmE /əˈbɔːrt/