柯林斯詞典demography /d??m?ɡr?f?/ 1. N-UNCOUNT Demography is the study of the changes in numbers of births, deaths, marriages, and cases of disease in a community over a period of time. 人口統(tǒng)計(jì)學(xué)2. demographerN-COUNT ...a politically astute economist and demographer. ...一位政治上敏銳的經(jīng)濟(jì)學(xué)家和人口統(tǒng)計(jì)學(xué)家。 返回 demography劍橋詞典the study of changes in the number of births , marriages , deaths , etc. in a particular area during a period of time 人口統(tǒng)計(jì)學(xué) historical demography 歷史人口統(tǒng)計(jì)學(xué) The demography of an area is the number and characteristics of the people who live in an area , in relation to their age , sex , if they are married or not, etc. 人口統(tǒng)計(jì)，人口狀況 The increase in the number of young people leaving to work in the cities has had a dramatic impact on the demography of the villages . 越來越多的年輕人到城市工作，這對鄉(xiāng)村人口狀況產(chǎn)生了巨大的影響。 返回 demography