The two ethnicities have been intermarrying for a long time.
这两个民族之间向来可以通亲.
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The other study involved people of different ethnicities from Chicago, Illinois.
另一项研究包含了伊利诺斯州,芝加哥的不同血系.
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Different ethnicities are radically different.
不同的种族差别是很大的.
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Rumors are swirling about violence against women of both ethnicities as the source of the fighting.
传言称暴力侵害妇女是两族斗争的根源.
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