一些种族群体不能适应主流。
Some ethnic groups can't become acclimatized to the mainstream.
大学校园种族群体日趋多样化，使人们初步感受到未来社会面临的诸多冲突。
As university campuses become increasingly multiethnic, they offer a glimpse of the conflicts society will face tomorrow.
在世界各地的许多大都市中，来自不同文化和种族群体的人们混合在一起并不奇怪。
In many big cities around the world, it is not surprising that there is a mixture of people from different cultures and ethnic groups.
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