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

There's moderate demand for ads based on ethnic information, but the companies acknowledge that determining ethnicity is more challenging than figuring out gender and age range.

对于顾客的种族信息，广告商没有特别迫切的需求，但是该公司承认，识别出一个人的种族要比识别他的性别和年龄困难得多。

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Pakistan is an artificial puzzle piece that, unlike India, has no logical frontiers, so different, territorially based ethnic groups exist uneasily together.

巴基斯坦，仿佛是一片人造的拼图块，与印度不同，它没有界限分明的边疆，因此格外与众不同，在领土方面，它是以很不稳定地共同生存在一起的族群为基础的。

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The law bars police from detaining anyone based on ethnic or racial appearance.

VOA: special.2010.07.03

We have built local allies in faith based communities, other ethnic based organizations, city, state and federal elected offices and have worked tirelessly to make Brooklyn the wonderful place it is.

WHITEHOUSE: Connecting the Dots

Throughout the U.S., ethnic-based businesses continue to expand, even as mainstream centers suffer or go out of business.

FORBES: Magazine Article

The congress also encompassed an exhibition of eight different ethnic communities based on field work carried out by the NFS. An international poetry recitation and folk-performance on the occasion of the birth-centenary of the Nepali poet Siddhicharan Shrestha was also part of the congress.

UNESCO: Intangible culture focus of Fourth International Folklore Congress in Kathmandu | United Nations Educational, Scientific and Cultural Organization