CairoyoudaoicibaDictYouDict[Cairo 词源字典]
city in Egypt, from Arabic al-Kahira "the strong," the name given 973 C.E. to the new city built north of the old one, Egyptian khere-ohe, said to mean "place of combat" and to be in reference to a battle between the gods Seth and Horus that took place here.[Cairo etymology, Cairo origin, 英语词源]