出生率

The birthrate in the city has been decreasing.

该市出一直持续下降。

Birth rates are notoriously difficult to predict.

众所周知，出是很难预测。

The birthrate is on the decline.

出在下降。

The birthrate is down this year.

今年出下降。

The birthrate is on the decrease.

人口出正在下降。

2Mean values of leaf natality(A)and leaf mortality(B).

图2叶出(A)(B)平均值 Fig.

Increasingly, worried European governments are crafting natalist policies to nudge couples to have more children, from offering better child care to monthly stipends keyed to family size.

逐渐，烦脑欧洲政府正编织出政策以推动夫妻有更多小孩，从提供更好孩童照顾到针对户量每月津贴。