This week, as part of a new series called Living In the Middle, NPR takes a closer look at what it really means to be middle class in the U. S.

这一周，作为一个叫《生活在中产》的新系列中的一部分，NPR深入研究美国的中产阶级到底是什么意思。

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My philosophy finally published finished, U have time to go look at it! Still very helpful to you!

我的哲理总算发表完了，大家有时间的话就去看看吧！对各位还是很有帮助的！

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"You can look at it as a signal from China that it is concerned about U. s. policy," said Spinello from Jefferies.

“你能把其看做是中国一个信号，其关注美国的政策，”杰弗里斯·斯皮·内洛说。

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When Honduras scored in only the fifth minute of play, U.S.Men's Soccer captain Carlos Bocanegra admits it started to look similar to the recent loss to Costa Rica, which also scored early in that game.

VOA: standard.2009.06.07

That's the some of delta u in these two paths and if we look at delta u in just path A, it's zero.

这是这两条路径△U的和,如果我们要看路径A的△U，它也是零。

麻省理工公开课 - 热力学与动力学课程节选

How does it look in the U.S.? The consensus: higher education is strong, the rest not so much.

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It takes a close-up look at U.S. involvement with Saddam at that time and the legacy of this involvement.

NPR: Saddam's Past with U.S. Has Implications for Iraq

When you look at the U.S., it looks very crowded.

NPR: Airport Security Marked by Hassles