urbanization 城市化
to change extensively 发生巨大变化
trend 趋势;走向
statistics 统计数据
ultimate desire 终级愿望
more sons, more blessings 多子多福
nuclear family 核心式小型家庭
四世同堂 four generations living under one roof
丁克家庭 DINK family (double income, no kids)
肯定 to be certain, to be sure
追求 to pursue
耻辱 shame; humiliation