the rule of the early Roman emperors, during which some features of republican government were retained (古罗马帝国)帝国统治政体(期间保留着共和政府的一些特征)
语源
late Middle English (denoting a principality): from Latin principatus 'first place', from princeps, princip- 'first, chief' (see prince). The current sense dates from the mid 19th cent