one of the two principal headwaters of the Nile. Rising from Lake Tana in NW Ethiopia, it flows some 1,600 km (1,000 miles) southwards then north-westwards into Sudan, where it meets the White Nile at Khartoum.
青尼罗河(尼罗河上游两条主要干流之一,发源于埃塞俄比亚西北部的塔纳湖,南流约1,600 公里,即1,000英里,后折向西北流入苏丹,在喀土穆与白尼罗河汇合)。