Let me see, the Colosseum was built by Vespasian, inaugurated by Titus in 80 AD and further modified by Domitian.

• 让我想想，罗马角斗场由维斯西巴安皇帝下令修建，于公元80年在提图斯在位期间建成，在图密善在位期间进一步修缮。