adj. monandrous
有一种理论认为，两足动物的进化与核心家庭有关：一夫一妻制的父母合作照顾他们的后代。
One theory is that bipedality evolved in conjunction with the nuclear family: monogamous parents cooperating to care for their offspring.
保卫者说这样的疾病证明了一夫多妻制的需要，来保证更多的孩子出生。
Defenders say such diseases prove the need for polygamy to ensure that more children are born.
随着景色越来越壮观，我们很认真地谈起了信仰，妇女权利，税收和一夫多妻制的好处。
As the views became ever more spectacular, we talked earnestly about faith, women's rights, taxation and the advantages of multiple wives.
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