Recent reports found that lodging with a student of a different race may decrease prejudice and compel students to engage in more ethnically diverse friendships.
出自-2011年6月阅读原文
柯林斯高阶英汉双解学习词典释义
ADJ
种族的;民族的
Ethnic means connected with or relating to different racial or cultural groups of people.
You can use ethnic to describe people who belong to a particular racial or cultural group but who, usually, do not live in the country where most members of that group live.
Ethnic clothing, music, or food is characteristic of the traditions of a particular ethnic group, and different from what is usually found in modern Western culture.