That's a major shift since 1990, when 93 percent of the poor lived in low-income countries, Sumner said.

萨姆纳表示，自从1990年以来，情况发生了巨大的变化，当时全球有93%的贫困人口都生活在低收入国家。

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"It wasn't in very good condition as you'd imagine with all those folds and after hundreds of years with some degree of exposure to the elements" Sumner said.

Sumner说，这张纸币的状态不怎么好，你可以想象它被折在一起，以某种程度暴露在外，历经数百年光阴流逝。 （状态就不可能好）。

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"It wasn't in very good condition as you'd imagine with all those folds and after hundreds of years with some degree of exposure to the elements" Sumner said.

Sumner说，这张纸币的状态不怎么好，你可以想象它被折在一起，以某种程度暴露在外，历经数百年光阴流逝。 （状态就不可能好）。

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