1. 出生率：俺出生在一个出生率(birth rate)还没有受到控制的年代,人口过剩(overpopulation)严重,人口素质(quality of population)也不高. 加上经济...
2. 人口出生率：人均资源量the per-capita quantity of the resources | 人口出生率birth rate | 人口断层population faulting
3. 再生速度：Birth诞生;生产 | Birth Rate再生速度 | Blast爆炸
4. 出生率 出生率：birth control 生育控制 生物控制; 節育 Y | birth rate 出生率 出生率 Y | birth-death ratio 生死比率 出生死亡比率 Y
1. 出生率
The birth rate in a place is the number of babies born there for every 1000 people during a particular period of time.
e.g. The UK has the highest birth rate among 15 to 19-year-olds in Western Europe.
在西欧，英国女性在15到19岁之间生育率最高。
e.g. ...a falling birth-rate.
正在下降的出生率
noun
1. the ratio of live births in an area to the population of that area
expressed per 1000 population per year