demographer
英
[dɪ'mɒɡrəfə(r)]
美
[dɪ'mɒɡrəfə(r)]
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Noun:
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a scientist who studies the growth and density of populations and their vital statistics
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用作名词 (n.)
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Professor Antonio Golini is a demographer at the University of Rome.
罗马大学安东尼奥教授是位人口统计学家。
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Demographer William Frey says immigrants with young families will help keep the United States competitive.
人口统计学家佛瑞表示这些年轻的家庭会帮助美国保持竞争力。
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