monogamy

noun

1. having only one spouse at a time

Synonym: monogamousness

1. 一夫一妻制;单配偶
Monogamy is used to refer to the state or custom of having a sexual relationship with only one partner.

e.g. People still opt for monogamy and marriage.
人们仍然选择一夫一妻制。

2. 一夫一妻制
Monogamy is the state or custom of being married to only one person at a particular time.

e.g. Support for monogamy and marriage was strongest among the professional classes.
专业人士阶层最支持一夫一妻制。

1. 一夫一妻：在人类历史上,多配偶制(Polygamous)并不罕见,多配偶当然可以是一妻多夫(Polyandry,多男事一女),只是更普遍的为一夫多妻(Polygyny,男子三妻四妾一夫一妻(Monogamy)是文明兴起、经济起飞后的产物.

2. 单配制：鸟类的婚配制度有许多种 ,一般分为四类 :即单配制 (monogamy)、一雄多雌制 (poly-gyny)、一雌多雄制 (polyandry)和混交制(promiscuity). 是通过求偶场 (L ek)来实现的 ,在求偶场中位第 1是当居统治地位 (alpha)和非统治地位