THIRTY years ago, Julian Simon and Paul Ehrlich entered into a famous bet.
三十年前，朱利安·西蒙和保罗·埃利希打过一个很出名的赌。
IN 1980 Julian Simon, an economist, and Paul Ehrlich, a biologist, made a bet.
1980年，经济学家朱利安·西蒙与生物学家保罗﹒欧利希打了一个赌。
There was a ten-year bet between writer Paul Ehrlich and businessman Julian Simon that the price of certain metals would be higher in 1990 than in 1980.
应是作家PaulEhrlich和商人Julian Simon之间的10年之赌，打赌某些金属在1990年的价格会比1980年高。
There was a ten-year bet between writer Paul Ehrlich and businessman Julian Simon that the price of certain metals would be higher in 1990 than in 1980.
应是作家PaulEhrlich和商人Julian Simon之间的10年之赌，打赌某些金属在1990年的价格会比1980年高。
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