"It never will be." Hen-Tov says Iranian leaders are perplexed - even envious - that a country that was half as rich as Iran was years 30 ago, when the Islamic Revolution took place, is today twice as wealthy as Iran.

VOA: standard.2010.07.26

Suppose that as a kind of back-up security whenever revolution has done is-- produced so much redundancy in the brain that either half of the brain was sufficed.

假设我们有理论支撑,未来的进化-,会使大脑产生很多多余的部分,我们只需要一半大脑就足够了。

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In the half century before the American Revolution, 150, 000 of my countrymen (and women) came to America.

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According to the WMO, about 375 billion tons of carbon has been released into the atmosphere since the industrial revolution began in 1750, with around half this amount being absorbed by carbon sinks.

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But it's likely that if "Revolution" doesn't succeed during the second half of its first season, it won't be because of winter break.

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