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
- 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。 - 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。 - There are fertility rate models that have been borrowed from the West, but also approaches and models that have been developed or modified by the Chinese scholars.
笔者从生育率度量指标和生育率模型两个方面总结我国生育率研究方法的应用及变化。 - Last year Singapore's fertility rate fell to a record low of1.24 children per woman of childbearing age, one of the lowest in the world.
新加坡育龄妇女生育率去年降为1.24人，荡到新低点，是举世最低者之一。 - 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 - Its wealth and a famously healthy diet keep its people going to a ripe old age, while a low fertility rate means fewer young people to redress the balance.
正是由于该国的财富和除了出了名的健康饮食让其国民们都能长寿。一个较低的出生率意味着将会有更少的年轻人来保持平衡。 - Census officials said the current fertility rate was 1.7.
人口普查官员表示，目前的生育率为1.7。 - Effect factors of oocyte fertility rate in routine in-vitro fertilization
常规IVF卵母细胞受精率影响因素的探讨 - 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。