例如，他们必须确保他们制定的措施对每一个被研究的文化或少数民族群体都是有意义的。

For example, they must make sure they construct measures that are meaningful for each of the cultural or ethnic minority groups being studied.

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And obesity is a huge problem in the United States, especially in the African american community and other minority communities.

在美国,肥胖症是一个严重的问题,尤其在非裔美国人和,其它少数民族群体中

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选