米索不达米亚
A: thecommontitleofthemonarchsofancientEgypt
B: ahistoricalregionofWesternAsiasituatedwithintheTigris-Euphratesriversystem
C: acivilizationofancientNorthAfrica,concentratedalongthelowerreachesoftheNileRiver
D: togetherwiththeTigris,itisoneofthetwodefiningriversofMesopotamia
A: thecommontitleofthemonarchsofancientEgypt
B: ahistoricalregionofWesternAsiasituatedwithintheTigris-Euphratesriversystem
C: acivilizationofancientNorthAfrica,concentratedalongthelowerreachesoftheNileRiver
D: togetherwiththeTigris,itisoneofthetwodefiningriversofMesopotamia