Trajan becomes Roman Emperor after the death of Nerva.
公元98年的今天,特洛伊在涅尔瓦死后成为罗马帝王。
百科
1. NERVA(Nuclear Engine for Rocket Vehicle Application,火箭飞行器用核引擎)是美国原子能委员会(Atomic Energy Commission,简称AEC)和NASA旗下的项目,由航天核推进局(Space Nuclear Propulsion Officer,简称SNPO)领导。整个项目于1972年终止,SNPO也于同年解散。
释义
Marcus Cocceius (c.30-98 AD), Roman emperor 96-8. He returned to a liberal and constitutional form of rule after the autocracy of his predecessor, Domitian.