One of the most famous stories about Galileo is that he once dropped two metal balls off the Leaning Tower of Pisa to prove that heavier objects do not fall faster than lighter ones.

关于伽利略有一个著名的故事：有一次他从比萨斜塔扔下两个铁球，想要证明较重的物体并不较轻的物体下落速度快。

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Rapid growth in nominal GDP means that asset prices do not need to fall so far to regain fair value, bad loans are easier to work off and excess capacity can be more quickly absorbed by rising demand.

名义GDP的快速增长意味着资产价格无需下调以回到均衡水平，坏账更容易被抵消，日益增长的需求也能迅速的吸收过剩的产能。

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Not at all resembling the sheep we might conjure as we fall asleep, these beautiful digital images spring to life when a computer drifts off to its screensaver slumber.

和我们睡着了梦见绵羊不同，当电脑切换到屏保程序时那些美丽的电子图案就充满了生机。

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The glassblower must turn the pipe constantly so that the thick liquid glass does not fall off the end.

VOA: special.2009.09.16

The cowboys try not to fall off.

VOA: special.2009.02.16

David Burnham, a co-director of TRAC, told The Huffington Post that the fall-off in financial fraud prosecutions most likely does not reflect a fall-off in financial fraud itself.

FORBES: Not Prosecuting the Banks

Be careful not to fall off your own cliff.

FORBES: The Basic Communication Errors That Lead to the Fiscal Cliff Showdown and Your Own Misunderstandings

So the idea was to provide that shot, as I also mentioned, to start to provide and to incentivize the kinds of reforms that we wanted to see moving forward, but not to fall off a cliff when the two-year period was over.

WHITEHOUSE: Press Briefing