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Demographers like to say that texas today is the united states tomorrow .

人口统计学家表示，德克萨斯州的今天便是美国的明天。

Gay activists and demographers cheered the administration 's announcement .

同性恋积极分子和人口学家为政府的通告欢呼雀跃。

Chinese demographers have seized on the numbers to argue that the government should abandon its one-child policy .

中国人口专家借用这些数字呼吁政府应该取消计划生育政策。

But demographers , economists and politicians are right to fret about our greying .

但人口统计学家，经济学家和政治家们对老龄化的担忧还是有道理的。

Demographers have used official census figures to estimate that some 20 to 30 million people died .

人口统计学家根据官方统计数据估计，大约有2千万到3千万人死于这场饥荒。