America's education system has become less a ladder of opportunity than a structure to transmit inequality from one generation to the next.

美国的教育体制不再是通往机遇的阶梯，而是一个将不平等代代相传的体系。

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More important for the body, many are also able to cross-link adjacent proteins, particularly ones that give structure to tissues and organs.

对人体更重要的是，许多蛋白质还能够交联邻近的蛋白质，特别是那些赋予组织和器官结构的蛋白质。

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In some Computertowns there are question sessions, rather like radio phone-ins, where the experts listen to a lot of questions and then try to work out some structure to answer them.

在一些电脑城里，会有提问环节，就像电台的拨进电话一样，专家们会听到很多问题，然后试图给出一些框架来回答它们。

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The last three finalists each had fifty minutes to create a tall structure to hold an egg even when shaken with earthquake force.

VOA: special.2009.10.15

Now, we know that there's more structure to this molecule.

现在，我们知道关于这个分子更多关于结构的东西。

麻省理工公开课 - 固态化学导论课程节选

So the translation here is that whereas last week and in Scratch, the looping structures are yellow and have kind of this brace structure to them.

同理，大家回想一下上个星期,在Scratch软件中，循环结构都用黄色标记出来了,与此类似。

哈佛公开课 - 计算机科学课程节选

Once Facebook built a structure to review content, it established itself as an arbiter of norms.

CNN: Facebook rejects rape culture. Can you?

They were painting an 'X' on each structure to note it had been checked.

NPR: Medical Examiner: 24 Dead In Oklahoma Twister

" He also wrote, "I wanted the structure to look as delicate as possible, almost floating.

WSJ: A Concrete Ribbon Through the Clouds | Millau Viaduct | Masterpiece by Joseph Giovannini