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
- 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。 - 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。 - China previously had a target fertility rate – the average number of children born to a woman over her lifetime – of 1.8.
中国此前有一个1.8的目标生育率（即一个女人一生平均生育的子女数量）。 - High fertility rate is a big problem but one of the biggest problems is the early onset of the first pregnancy, and maternal death and child death is greatly enhanced if the mother is young.
高人口出生率是一个大问题，但是最大的问题之一是首次怀孕过早，如果母亲太年轻，母婴死亡率将极大地增加。 - 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。 - Identification of the Total Fertility Rate for the Distributed Parameter Control System of Population
一类人口分布参数系统的总和生育率的同定问题 - 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。 - Japan's fertility rate has dropped to1.34 children per woman, shrinking the pool of workers and consumers, and increasing the burden on younger employees to pay for an aging population.
日本的生育率已经降到了平均每个妇女生1.34个孩子，这使得劳动力和消费人群不断减少，年轻劳动者养活老龄人口的压力越来越大。 - 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。