Detroit is the poster child for urban decay.

底特律成了都市衰退的典型代表。

But the drops that coincide with recessions tend to be worse.

但与下跌同时出现的衰退的趋势往往更糟。

The National Bureau of Economic Research is the arbiter of America's economic booms and busts.

国家究局是美国繁荣和衰退的仲裁者。

And could it borrow those lessons to weather fears of a recession?

它能借鉴这些验，抵御衰退的恐惧吗？

Repeat testing helps scientists track any decline.

重复检测帮助科学家追踪任何指标的衰退情况。

An energy-induced slump could be mitigated if consumers meet higher bills by drawing on savings.

如果消费者通过蓄来支付更高的账单，能源引发的衰退可能会得到缓解。

Just the fear of the recession can cause stock markets to shutter.

仅仅是对衰退的恐惧就能导致股票市场关闭。

Question 25. What did James Burke recommend to reduce the incidence of cognitive decline?

詹姆斯·伯克所推荐什么可以减能力衰退的发病率？

Never before has the NBER so quickly designated the onset of a recession.

国家究局从未如此迅速地确定衰退的开始。

The ripple effects of the " Great Recession" led to recessions around the world.

“大衰退”的涟漪效应引起了全世界的衰退。

Such a yield-curve inversion is usually seen as a harbinger of a downturn.

这种收益率曲线反转通常被视为衰退的先兆。

The reasons, the lingering effects of the Great Recession.

究其原因是仍挥之不去的大衰退所造成的影响。

The U.S. auto industry was hit hard by the recession.

美国汽车行业也受到衰退的打击。

The crisis has paralyzed the country's ability to revive its economy from recession.

危机导致巴西从不景气中恢复的能力衰退。

The U.S. economy has fallen into recession more than 30 times since 1854.

自1854年以来，美国陷入衰退的次数已超过30次。

That's much shorter than the average recession.

它持续的时间比衰退的平均时间要短得多。

A lot depends on what shape this recession takes.

很大程度上取决于这次衰退的发展状况。

Now, in economics a recession is a significant and widespread downturn in economic activity.

在学中，衰退是指活动中显著的和广泛的衰退。

Taking a nap may also help this group of people fight off age-related memory loss.

午休也许能够帮助这些成年人应对因年龄增长带来的记忆衰退。

OK. Let's start with a definition of 'recession', because that's what this story is about.

好。让我们从“衰退”的定义开始讲，因为这就是本篇报道的内容。