每天十組表達，幫你日積月累應考，輕輕松松過關(guān)！
negative population growth (NPG) 人口負增長
zero population growth (ZPG) 人口零增長
natality 生育
family planning 計劃生育
better natal and prenatal care and better upbringing 優(yōu)生優(yōu)育
fertility 生育能力
infertile; barren; sterile 無生育力
eugenics 優(yōu)生學
talent; talented person 人才
talent bank; brain bank 人才庫
negative population growth (NPG) 人口負增長
zero population growth (ZPG) 人口零增長
natality 生育
family planning 計劃生育
better natal and prenatal care and better upbringing 優(yōu)生優(yōu)育
fertility 生育能力
infertile; barren; sterile 無生育力
eugenics 優(yōu)生學
talent; talented person 人才
talent bank; brain bank 人才庫