fertility ratio

英 美
  • 人口出生率
  • fertility n.【C】肥沃;(人)繁殖力;(思想等的)丰富
  • ratio n.比率;比例
    1. They are the only possible means of dealing with excessive fertility.
      它们是解决人口出生率过高这一问题的唯一手段。
    2. But whatever the cause, it seems to mean fertility rates can overshoot downwards.
      然而不管原因是什么,看起来都表示人口出生率下降过头了。