复数： ethnics

Geographic and ethnic tensions may only grow .

地理和种族的关系可能只会越来越紧张。

As in western europe , there could be social and ethnic tensions .

就像在西欧，有可能会出现社会和种族的紧张局势。

So we can 't be certain that these findings apply to other ethnic groups .

因此我们不能肯定，这些发现能不能适用于其他种族的人。

Do consumers in different countries with different ethnic origins use the internet for different purposes ?

不同国家、不同种族的消费者使用互联网的目的是不同的吗？

This phenomenon is widespread among children of various ethnic groups regardless of their cultural backgrounds .

这种现象无论对于何种文化背景或种族的孩子来说，都是相当普遍的。