英语翻译

问题描述:

英语翻译
求高手翻译下面两句话
1.根据家庭成员的构成,将所有家庭划分为单亲家庭、核心家庭、扩大家庭(三世同堂和四世同堂)
2.比较不同时间和不同城市人口总量的差别

According to the composition of family members, all the family is divided into single parent families, families, extended families (three and four generations)Comparison of different time and the tota...