population explosion

population-explosion的词性：
n.（名词）

1. The geometric expansion of a biological population, especially the unchecked growth in human population resulting from a decrease in infant mortality and an increase in longevity.
人口爆炸：生物学人口的几何级增长，尤指由于婴儿死亡率的降低及长寿人口数目的增长而导致的人类数目的激增