短語詞組短語agrarian overpopulation 農(nóng)業(yè)人口過剩overpopulation detail 人口過多relieve overpopulation 緩解人口過剩問題relative overpopulation 相對過剩人口Owing To Overpopulation 由于人口過剩relative overpopulation theory 相對過剩人口理論Overpopulation causes aging 人口過多會導(dǎo)致老齡化Overpopulation and Social Behavior 我口過多與社會行為population -over 人口過剩 返回 overpopulation