birthrate 详细解释

birthrate

['bə:θ.reit]

n.出生率

n.

出生率[C]

The birthrate in the city has been decreasing.

该市的出生率一直持续下降。

词形变化

名词复数:birthrates

英英释义

名词 birthrate:

the ratio of live births in an area to the population of that area; expressed per 1000 population per year

同义词:birth rate, fertility, fertility rate, natality

补充

birthratebirthrate英:[ˈbə:θreit] 美:[ˈbɚθˌret]n.1.出生率

例句

1. nations with high birthrates出生率高的国家