As Lawrence James says about the British variety in "The Middle Class: A History", they are "a sprawling, untidy organism in a perpetual state of evolution".

正如劳伦斯·詹姆斯（Lawrence James）在他的《中产阶级：一段历史》(the Middle Class: A History)中对英国多样性的描述，他们是“一个不断进化的、杂乱无章的有机体。

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Many proponents of DI prefer constructor injection, because it means that the injected class never exists in a state where its dependencies aren't present.

许多 DI 的支持者愿意采用构造函数注入，因为这意味着注入的类永远不会出现依赖项不存在的情况。

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Huberman recently told principals that if there are no pension changes or restoration in state cuts, class sizes could balloon to 37 students from about 30 now.

胡伯曼最近告诉校长们，在州财政削减中如果不调整或变动退休金的话，课堂规模将从现在的30人左右一下扩大到37人。

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For most of them,everything's rosy. Once dismissed as lowly junior colleges and commuter schools in urban areas where students could walk or take public transit to class, these two-year colleges are attracting tens of thousands of students who would normally enroll in four-year private or state universities.

VOA: standard.2009.12.14

In Dabit v Merrill Lynch the court made it harder to bring a class-action shareholder suit in a state court where an anti-company result is often likelier than in a federal court.

ECONOMIST: Is the crackdown on corporate America over?

Dilma Rousseff was born in 1947 and grew up in an upper middle class household in Belo Horizonte, in the coffee-growing state of Minas Gerais.

BBC: Brazil country profile

Even upper-middle-class natives find themselves unable to afford houses in some parts of the city-state, such as Sentosa Cove, where more than 60 percent of the houses are owned by foreigners.

WSJ: Wealth Over the Edge | WSJ.Money Spring 2013