死亡率英语怎么说

希望对你有所帮助民工潮 "the tide of migrant workers", 或者 farmers` frenzied hunt for work in cities盲流 the unemployed migrant people文盲 untaught、analphabetic、illiterate人口过剩 surplus of population 、overpopulation新生儿死亡率 neonatal mortality、neonatal death rate人口出生率 birth rate人口增长的高峰期 baby boom 计划生育责任制 responsibility system of family planning搞好优生优育improve prenatal and postnatal care 加强计划生育工作 strengthen family planning work人口增长与社会经济发展相协调try to keep population growth in line with social and economic development社会福利制度the social welfare system伤残/失业/养老/医疗保险maim unemployment endowment medical insurance扫除青壮年文盲eliminate illiteracy among young and middle-aged adults.