de·mo·graph·ic /ˌdɛməˈgræfɪk, ˌdimə-/
(a.)人口統計學的
de·mo·graph·ic /ˌdɪməˈgræfɪk, ˌdɛmə-/ 形容詞
人口統計的
de·mog·ra·phy n. The study of vital statistics, such as births, deaths, marriages, mortality, health, etc., in populations and subgroups of populations. -- Dem*o*graph*ic, a.
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demographic
adj : of or relating to demography; "demographic surveys"
n : a statistic characterizing human populations (or segments of
human populations broken down by age or sex or income
etc.)