He warned that " the original social leveller" , the education system, may now " perpetuate intergenerational class stratification" .

他警告说，“原先社会平衡器”——教育系统，现在反而固化了代际阶层分化。

Those individual decisions to drop out collectively amount to society-wide stratification.

那些个决定退学总体上等于社会范围阶层分化。

And they can avoid stratification by requiring people to clear their spaces each night.

他们可以要求同事每晚清理自己用过空间，避免工位上堆放了层层叠叠西。

The most important reason, though, for thinking that global warming will not produce an Arctic feeding frenzy is that it may increase ocean stratification.

但是，认为全球变暖不会使北极成为巨大“经济资源”最重要原因是，它可能会加剧海洋分层化。

Large areas of the ocean could also be stuck in layers, like a cake in a process called stratification.

大面积海洋也可能被分化为数层，就一个蛋糕一样，这个过程被称为分层现象。

And the Beaufort Sea's stratification is high in both summer and winter.

波弗特海在夏冬两季分层都很活跃。

Stratification has increased 5% in the last 60 years and continues to grow.

在过去 60 年里，分层现象增加了 5%，并仍在持续增长。

This density difference is an index of ocean stratification.

这种水密度差就是海洋分层标志。

And global warming encourages stratification because it turns the ice into a layer of fresh water that sits on the surface.

而全球变暖却推动了海水分层，因为变暖会让冰融化成为覆盖着海面新鲜水层。

There was clearly some form of political stratification between a group of ruling elites and common people, but the class structure might have been more complex.

一群统治精英和普通民众之间显然存在某种形式政治分层，但阶级结构可能更为复杂。

And the systemic inequalities that have resulted from that stratification.

以及由此分层产生系统性不平等。

So changes in ocean stratification in the North Pacific like in the Bering Sea and the Northern North Atlantic Greenland Sea area can change the boundary between the polar ocean and the mid-latitude oceans.

因此，北太平洋如白令海和北大西洋格陵兰海域海洋分层变化可以改变极地海洋和中纬度海洋之间边界。

The American system of stratification is founded on this very idea, in fact: that it’s possible, through hard work and perseverance, to move up the social hierarchy, to achieve a higher class standing.

事实上，美国分层制度正是建立在这个理念之上：通过努力工作和坚持不懈，有可能提升社会等级， 获得更高阶级地位。

We are living with such severe racial stratification that even a five-year-old can tell us what's supposed to happen next, even with no evildoer, even with no explicit hatred.

我们生活在如此严重种族分层中， 即使没有作恶者， 即使没有明显仇恨， 即使是一个五岁孩子也能告诉我们接下来会发生什么。

That's what, that's what amuses me, in 15 years or 14 years, that the stratification is exactly the same as it was when I first came.

就是这样，这就是让我觉得好笑地方， 在15年或14年后，分层与我刚来时完全一样。

So this means that there are leaders. We see here also, besides the social stratification, the clear belief in life after death.

所以这意味着有领导者。 我们在这里还看到，除了社会分层之外， 还有对死后生命明确信念。

And at the same time, gravitationally stable and compositional stratification might have developed in the region where liquid separation took place.

同时，在液体重力分层和成分分层可能在液体分离发生区域形成。

Civilizations are also usually associated with social stratification, centralized government, shared values, generally in the form of religion, and writing.

文明通常还与社会分层、 中央集权政府、 共同价值观（通常以宗教形式） 和文字相关。

But yeah, you get a bigger population, you get social stratification, chiefs or kings can control large labor forces.

是， 随着口增长，社会阶层分化出现， 酋长或国王能够掌控大规模劳动力。

Band organization is often described as " egalitarian" : there is no formalized social stratification into upper and lower classes, no formalized or hereditary leadership, and no formalized monopolies of information and decision making.

乐队组织通常被描述为“平等主义”：没有正式社会分层，没有正式上层阶级和下层阶级，没有正式或世袭领导权，也没有正式信息和决策垄断。