单词盒子

demographic transition

D 开头单词

基本解释

  • n. 人口转变，人口过渡

英汉例句

    双语例句

  • In Europe and North America this demographic transition began in earnest around 1870.
    在欧洲和北美这个人口过渡开始于1870年左右。
  • In China family planning policies had “accelerated the process of demographic transition”.
    在中国，计划生育政策“加速了这种人口过渡过程”。
  • To assess the effects of the demographic transition, the two researchers split the sample into women born before 1870 and those born in or after it.
    为了评估人口过渡的影响，这两名研究员分头对在1870年前和在这时及之后进行生产的妇女进行取样。

    • 权威例句

  • The demographic transition, according to this analysis, is a shift from r-type to K-type behaviour.
    ECONOMIST: Why, as people get richer, do they have fewer children?
  • And that does not include any benefits that might come from the demographic transition.
    ECONOMIST: Vaccination
  • This is because such countries have moved furthest along the demographic transition from poor, high-fertility status to richer, low-fertility status.
    ECONOMIST: African child mortality

词组短语

    短语

  • period of demographic transition [社科]人口转化期
  • theory of demographic transition 人口转变论
  • Demographic Transition in Europe 全球人口增长问题第七讲欧洲人口统计学的变革死亡率下降
  • The demographic transition model 人口统计变迁模型
  • demographic transition pattern 人口转变类型

专业释义

    艺术学

  • 人口转变

    First we illustrate the demographic transition of the nations and regions of East Asia by establishing the demographic transition index.
    首先通过构建人口转变指数刻画了东亚国家和地区人口转变的“不同步性”——三个梯队。

    经济学

  • 人口转变

    By using demographic theory and demographic transition theory, it introduced causes, development status and future trends comprehensively and systematically.
    本章利用人口结构理论和人口转变理论,全面、系统的介绍了中国人口老龄化的成因、发展现状、以及未来的发展趋势。

    地球科学

  • 人口过渡
  • 人口转折