The demographer studied population trends in the region.
人口统计学家研究了该地区的人口趋势。
The demographer analyzed birth rates and mortality rates.
人口统计学家分析了出生率和死亡率。
Demographers predict that the population will continue to grow.
人口统计学家预测人口将继续增长。
The demographer conducted surveys to gather demographic data.
人口统计学家进行了调查以收集人口统计数据。
Demographers play a crucial role in urban planning.
人口统计学家在城市规划中扮演着关键的角色。
The demographer analyzed the impact of immigration on population growth.
人口统计学家分析了移民对人口增长的影响。
Demographers use statistical methods to analyze population data.
人口统计学家使用统计方法分析人口数据。
The demographer presented their findings at a conference.
人口统计学家在会议上展示了他们的研究结果。
Demographers study demographic changes over time.
人口统计学家研究随时间变化的人口统计变化。
The demographer specializes in studying population dynamics.
人口统计学家专门研究人口动态。
The demographer studied population trends in the region.
人口统计学家研究了该地区的人口趋势。
The demographer analyzed birth rates and mortality rates.
人口统计学家分析了出生率和死亡率。
Demographers predict that the population will continue to grow.
人口统计学家预测人口将继续增长。
The demographer conducted surveys to gather demographic data.
人口统计学家进行了调查以收集人口统计数据。
Demographers play a crucial role in urban planning.
人口统计学家在城市规划中扮演着关键的角色。
The demographer analyzed the impact of immigration on population growth.
人口统计学家分析了移民对人口增长的影响。
Demographers use statistical methods to analyze population data.
人口统计学家使用统计方法分析人口数据。
The demographer presented their findings at a conference.
人口统计学家在会议上展示了他们的研究结果。
Demographers study demographic changes over time.
人口统计学家研究随时间变化的人口统计变化。
The demographer specializes in studying population dynamics.
人口统计学家专门研究人口动态。
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