demographer

音標(biāo)發(fā)音

Joel Kotkin, a demographer, points out that California has always had fires during dry years, at least since the time of the Spaniards.
人口統(tǒng)計(jì)學(xué)家約爾·柯特金指出，加州在干旱年份總是有火災(zāi)，這至少始于西班牙人統(tǒng)治時(shí)期。
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This was the grim fact identified by Thomas Malthus, an English demographer, that a country's economic potential was limited by its food supply.
這就是英國人口學(xué)家馬爾薩斯發(fā)現(xiàn)的可怕事實(shí)：一國的食物供應(yīng)限制了其經(jīng)濟(jì)發(fā)展之潛力。
Male preference in South Korea “is over,” says Monica Das Gupta, a demographer and Asia expert at the World Bank.
莫妮卡，是人口統(tǒng)計(jì)學(xué)家，也是世界銀行的亞洲專家，她說南韓偏愛男性的時(shí)代“結(jié)束了”。

Huge time commitments at work, notes demographer Phil Longman, often work against potential parents.
FORBES: Decline Of The Asian Family: Drop In Marriages, Births, Threatens Economic Ascendancy
Jean-Claude Chenais, a leading French demographer, guesses that Germany has 1m and France up to 500, 000 illegals.
ECONOMIST: Who gets in
As virtually every Chinese demographer will tell you in private, the one-child policy has long outlived its usefulness.
FORBES: New Asia

a person who studies changes in numbers of births, marriages, deaths, etc. in an area over a period of time