罗马帝国 Luómǎ Dìguó Roman Empire Definitions Defs Origin Strokes Stroke Words Sentences Sents 东罗马帝国 dōng Luómǎ Dìguó Byzantium Eastern Roman empire or Byzantium (395-1453)神圣罗马帝国 Shénshèng Luómǎ Dìguó Holy Roman Empire the Holy Roman Empire