到了2007年，评级者才下调了问题资产的评级，而现实是，他们至少提前一年便已经意识到次级债不动产泡沫的危险性。

The raters only downgraded problematic assets in 2007, despite the fact that they were aware for at least a year of the magnitude of the subprime real estate bubble.

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尽管有问题的商业债务，比如说商业不动产，也正在上升，但是美国家庭是受损最严重的。

Although troubled business debts, such as commercial property, are rising, households are the worst hit.

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不动产在共同共有的情况下可能产生善意取得问题，但在其它情况下则不能产生。

It is impossible for the immovable property to have problems of bona fide acquisition except in the case of tenancy in common.

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