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　　也译“行百里者半九十”

　　大胖星：

　　The last ten miles is just as long as the first ninety.

　　短江学者：

　　The last 20% of a task takes 80% of the total effort.

　　fullmoon：

　　The last ten miles takes as much effort as the first ninety. 

　　whoami：

　　Half of those who ran 100 miles are 90 years old :-)

(XYS20100412)

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