Didn't you say you were complete- ly monogamous?

你们是绝对的夫夫？

What you would instead see are extended families, like polygamy, other kinds of ways that people arranged marriage and child-rearing.

去更常见的是扩展家庭，妻多夫或夫多妻，或者其他不同的婚姻和育儿安排方式。