Scientists say the notoriously dry continent of Africa is sitting on a vast reservoir of groundwater.

科学家称，众所周知的干旱大陆非洲实际上坐落在一片广阔的地下水库之上。

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This is the color of the wide stretches of dry inland that make up more than 70 percent of the continent.

这是辽阔内陆的颜色，这片土地占到了整个大陆的百分之七十。

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This is the color of the wide stretches of dry inland that make up more than 70 percent of the continent.

这是辽阔内陆的颜色，这片土地占到了整个大陆的百分之七十。

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