The reason, he argues, is straightforward: " It's very, very convenient for dominant and powerful groups, " Stott says.

斯托特认为，原因很简单：“这对占主导地位的强大集团来说非常、非常方便。”

By about 265 million years ago, they were the dominant group of terrestrial vertebrates.

到大约 2.65 亿年前，它们是陆生脊椎动物的主要群体。

And most standardized tests are made and tested on the dominant group in society – the white middle class.

大多数标准化测试都是针对社会中的主导群体——白人中产阶级——制定和测试的。

It often happens that the original population adopts the language of a new politically dominant group as their own.

原始人口采用新的政治主导群体的语言作为自己的语言的情况经常发生。

These steps will principally serve the interests of the economically dominant groups who want to protect their assets and resources from the forces of change.

这些措施主要是为那些经济上处于支配地位的群体服务，这些群体希望保护他们的资产和资源不因变革而遭受损失。

Firmly narrowing upward from this wealthy but inconspicuous substratum was the compact and dominant group which the Mingotts, Newlands, Chiverses and Mansons so actively represented.

从这个富有但不显眼的底层坚定向上缩小的是明戈特、纽兰兹、奇弗斯和曼森家族如此积极代表的紧凑而占主导地位的群体。

But as all groups cannot thus go on increasing in size, for the world would not hold them, the more dominant groups beat the less dominant.

但是，由于所有群体都不能因此继续扩大规模， 因为世界不会容忍它们， 因此优势较大的群体击败了优势较小的群体。

Although the various different kingdoms waxed and waned in their power and influence over time, it was the war-like and pagan Saxons that gradually became the dominant group.

尽管随着时间的推移，各个不同的王国在权力和影响上有起有落，但好战的异教徒撒克逊人逐渐成为了主导群体。

A recent piece in " Scientific American" about unlearning certain prejudicespointed to research that -- wait for this --even with power, when the dominant group fears losing that power, they are more anxious, more angry, defensive, paternalistic, which harms us all.

《科学美国人》最近发表的一篇关于消除某些偏见的文章指出， 研究指出——等等——即使拥有权力，当主导群体担心失去这种权力时，他们会更加焦虑、更加愤怒、防御性、家长式作风，这会伤害我们全部。