纳妾制

例句：

1. 1. The ancient Chinese culture had a complex system of marriage and family relationships.
   古代中国文化有一个复杂的婚姻和家庭关系体系。
2. 2. In the past, women could only marry men who were of noble birth and could not have concubines.
   过去，女性只能嫁给贵族出身的男性，不能有妾。
3. 3. The concubine system was abolished in many countries due to its negative impact on women's rights.
   许多国家废除了妾制，因为它对妇女权利产生了负面影响。