But he argued that these words captured local variations of language — a vital part of what made American English unique.

这些单词捕捉了英语的本土化——这是使美式英语独一无二的一个重要元素。

McSpicy is a product that started off as a local taste variation in China that has now been adopted all over the world.

“麦辣”最初只是符合中国当地的一种口味变化，现在已被全世界所采用。

It is only in the study of man himself that the major social sciences have substituted the study of one local variation, that of Western civilization.

只是在研究人类本身时，主要社会科学才取代对一种地区性变化(例如西方文明)的研究。

It is only in the study of man himself that the major social sciences have substituted the study of one local variation, that of Western civilisation.

只有在对人自身的研究中， 主要的社会科学才取代了对一种地方性变异的研究，即对西方文明的研究。

There are regulations like the International  Building Code in the US, which lays out standards that buildings and structures must  adhere to, although local variations do apply.

美国有《国际建筑规范》等法规，其中规定了建筑物和构筑物必须遵守的标准， 尽管当地有所不同。

As you might imagine, all the local variations made it hard for students from different schools to play together once they reached university since they all grew up playing with slightly different rules.

正如你可能想象的那样，各地的不同导致来自不同学校的学生在进入大学后很难一起玩，因为他们都是在稍微不同的规则下长大的。