- 问题详情:ForthepeoplelivingintheNileBasin,theriveristheirlife.This6,825kmwaterway,whosewatershed(流域)coversthreemillionsquarekilometers,flowsthroughmountains,woodlands,lakesanddeserts.Itspotentialforfishing,tourismandshippingisgreat—butsoareitschall...
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