These ethnic- and class-based traditions themselves challenged the legitimacy of patriarchal marriage.

这些基于种族和阶级的传统本身就挑战了父权婚姻的合法性。

youdao

Though the Mongols in Henan Mongolian Autonomous County had changed same as Tibetans, they still have strong ethnic identity, inner marriage is mainly because of major Mongols population.

青海河南蒙古族自治县的蒙古族虽然受藏文化涵化影响至深，但他们仍然保留有强烈的蒙古族认同心理，同时受人口规模影响，通婚仍以本民族内部为主。

youdao

Marriage between races and ethnic groups has reached an all-time high in the United States as public acceptance has grown, according to a Pew Research Center study on Thursday.

据周四皮尤调查中心发布的研究结果，随着跨种族和跨民族婚姻逐渐被公众所接受，跨种族及跨民族婚姻数量在美国达到了历史最高峰。

youdao

Although statistics are sparse, demographers reckon Britain has a higher rate of inter-ethnic cohabitation and marriage than other western nations.

ECONOMIST: Race relations

Instead of assimilating, the two ethnic groups continued to lead largely separate existences, with little inter-marriage.

ECONOMIST: Fiji