Towards the end of the plover breeding season, the rate of female divorce declines.

在鸟的繁殖期快要结束的时候，雌鸟离婚的比率就下降了。

youdao

The giant pandas' naturally slow breeding rate prevents a population from recovering quickly from illegal hunting, habitat loss, and other human-related causes of mortality.

大熊猫自然繁殖的比率很低限制了种群的快速恢复，来自非法猎取，产地损失，还有其他人为因素影响死亡率。

youdao

It has been proved by our practice that this new method with many advantages such as simplicity in operation, easy mutation and high utilization rate, is a new breeding technique fast and effective.

实践证明，这个方法具有简便、易产生变异、利用率高等优点，是一种快捷有效的新育种技术。

youdao

That hits the country's staggering 15% unemployment rate--20% for people 30 and younger, the breeding ground for new militants--and does little to help provide for a population that is growing at 3% a year.

FORBES: The prize