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demography of [place/group]
The demography of Japan is changing rapidly.
日本的人口统计学正在迅速变化。
人口学；人口统计学
先理解核心含义，再看它在真实句子里的用法。
人口学；人口统计学
The study of human populations, especially their size, structure, and changes.
The demography of Japan is changing rapidly.
日本的人口统计学正在迅速变化。
研究人口特征,特别是人口构成、变动及其背后社会原因的学科。
The study of the characteristics of human populations, especially with regards to their makeup and fluctuations and the social causes behind these.
研究人口特征的社会学分支
the branch of sociology that studies the characteristics of human populations
研究其他生命形式(如哺乳动物、昆虫、植物等)的结构和种群动态的学科。
The study of the structure and population dynamics of other lifeforms, such as mammals, insects, plants, etc.
特定的人口构成。
The particular demographic makeup of a population.
Demography helps governments plan for future needs like schools and hospitals.
人口统计学帮助政府规划未来的需求，如学校和医院。
She is studying demography to understand population trends in urban areas.
她正在学习人口统计学，以了解城市地区的人口趋势。
Demography is different from sociology because it focuses on population statistics.
人口统计学与社会学不同，因为它关注人口统计。
The demography of Japan is changing rapidly.
日本的人口统计学正在迅速变化。
Recent shifts in demography have affected the labor market.
人口统计学的近期变化影响了劳动力市场。
She decided to specialize in demography at university.
她决定在大学专攻人口统计学。
Not this
The demography of China is large.
Use this
The population of China is large.
Demography 指人口统计学，不是人口本身。应用 population 表示人口数量。
Not this
Demography data shows a trend.
Use this
Demographic data shows a trend.
Demography 是名词，不能直接修饰 data。应用形容词 demographic。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
人类人口学；人口学
Human demography studies the size and structure of populations.
人类人口学研究人口的规模与结构。
历史人口学
Historical demography uses parish registers to reconstruct past communities.
历史人口学利用教区登记册来重建过去的社区。
社会人口学
Social demography looks at how marriage and migration affect population change.
社会人口学考察婚姻和迁移如何影响人口变化。
老龄化人口学
The demography of aging helps governments plan pensions and health care.
老龄化人口学帮助政府规划养老金和医疗保健。
经济人口学
Economic demography explores the relationship between population growth and economic development.
经济人口学探讨人口增长与经济发展之间的关系。
人口即命运。
This famous aphorism, often attributed to French philosopher Auguste Comte, is widely used in social science and political debates to argue that a society's population trends determine its economic, political, and cultural future.
这句名言常被归于法国哲学家奥古斯特·孔德，在社会科学和政治讨论中被广泛引用，用以说明一个国家的人口趋势决定了其经济、政治和文化的未来。
Use demography naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把 demography 拆成 demo（人民）+ graphy（记录、学科），联想“记录人民状况的学科”，就是人口统计学。
语域：formal 常见场景：academic papers、social science research、policy reports 该词通常用于学术或正式语境，如社会学、人口研究或政策报告中；日常口语中较少出现。
这些词与 demography 都以 -graphy 结尾，重音都在第二个音节，从重读元音 /ɑ/ 到词尾的发音相同，形成 /-ˈɑɡrəfi/ 的韵脚。注意 calligraphy /kəˈlɪɡrəfi/ 虽然拼写也以 -graphy 结尾，但重读元音是 /ɪ/，读作 /-ˈlɪɡrəfi/，与 demography 不押韵。
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY.