The name for the main, western branch of the River Nile between the Uganda–South Sudan border and its confluence with the Blue Nile at Khartoum.
白尼罗河（尼罗河西端的主要支流，流经乌干达和苏丹边界，在喀士穆同青尼罗河汇合）
Definition of White Nile in US English:
White Nile
proper nounˈˌ(h)wīt ˈnīl
The name for the main, western branch of the Nile River that flows between the Uganda–South Sudan border and its confluence with the Blue Nile at Khartoum.