EritreayoudaoicibaDictYouDict[Eritrea 词源字典]
named 1890 when it was an Italian colony, ultimately from Mare Erythreum, Roman name of the Red Sea, from Greek Erythre Thalassa, literally "Red Sea" (which to the Greeks also included the Gulf of Arabia and the Indian Ocean), from erythros "red" (see red (1)).[Eritrea etymology, Eritrea origin, 英语词源]