fertility rate
英 [fəˈtɪləti reɪt]
美 [fərˈtɪləti reɪt]
人口出生率，生育率
英英释义
noun
- the ratio of live births in an area to the population of that area
双语例句
- Total age-specific fertility rate ( TFR) population model of China and its alarm forecasting
我国人口增长的总和生育率模型及人口预警 - Experimental results also showed a positive correlation between percentage of functional pollen and fertility rate.
正常花粉率与稔实率相关极显著。 - Results of the advance tabulation of the Fifth National Population Census indicate that China has not only put its excessive population growth under effective control, but also entered the stage of a low fertility rate.
第五次全国人口普查快速汇总结果表明，中国不仅有效地控制了人口过快增长的势头，而且开始进入低生育水平的发展阶段。 - Without the measure, the fertility rate is only expected to fall to 2.1 by 2030, delaying by a decade the benefits of demographic transition.
如果没有这项措施，菲律宾女性生育率预计要到2030年才能降到2.1，“人口条件转变”带来的好处也会推迟十年到来。 - Additional underlying factors are a deeply rooted cultural preference for sons, a falling fertility rate, and the one-child policy.
其余的潜在因素就是根基很深的对于儿子的传统偏爱，下降的生育率和一个孩子政策。 - The fertility rate is rising nicely at the moment, but if we cannot offer younger generations a bright future, there is every likelihood they will not provide the grandchildren to fund our old age security.
目前，英国生育率上升的势头不错，但如果我们不能为后面几代人提供美好的未来，他们很有可能将不会养育子孙，来给我们提供老年保障。 - The fertility rate is the number of children a woman can expect to have.
生育率是一个女性预计会生下的孩子数。 - By comparison, the fertility rate in developed countries has been stable, or falling.
比较而言，发达国家的人口出生率已稳定下来，或者说在下降。 - The important factors affecting total fertility rate are economic development level, the general fertility rate, the child-bearing age and the level of urbanization.
影响中国总和生育率的主要因素有经济发展水平、一般生育率、生育年龄和城镇化进程等。 - A low fertility rate and increased life expectancy are the main reasons behind the rapid aging.
出生率低和人的寿命的增长是造成加拿大人口老年化速度增快的主要原因。