家庭规模是指家庭的平均人口数。
The scale of the family refers to the average number of family members.
2001年至2010年的平均人口增长率是0.57％，仅是上一个十年的一半。
The average annual population growth from 2001-10 was 0.57%, just over half the rate from 1991-2000.
为了稳定人口——减轻移民的影响——妇女必须平均生育两个孩子。
To stabilize its population—discounting immigration—women must have an average of two children.
尽管控制更为宽松，但是该县的人口增长率却低于平均水平。
Despite its more relaxed regulations, the county has a lower-than-average population growth rate.
目前土耳其妇女平均生2.1个小孩，刚好足够维持人口稳定。
Turkish women currently have on average 2.1 children — just enough to maintain a stable population.
人口的整体增长速度平均每年降低了0.57%。
The overall population growth rate was down 0.57 percent on an annual basis.
德州的人口增速已经将近全美平均增速的2倍。
And Texas's population is growing nearly twice as quickly as the national average.
这是对人口平均数的一个估计。
在中国，城市人口几乎平均每一个人有一台电话。
各家庭结构中妇女的体育人口平均不足3成；
The sports population of women in the different family construction did not attain 30%.
中国仍然是一个相对比较年轻的国家，人口的平均年龄约30岁。
China is still a relatively young country, with a median age of around 30.
中国仍然是一个相对比较年轻的国家，人口的平均年龄约30岁。
China is still a relatively young country, with a median age of around 30.
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