关于帝位的维斯帕西安法: lex de imperio vespasianilexdeimperiove asiani
论罗马帝国皇权强化对基督教发展的影响: on the influence of the reinforcement of roman empire's imperial power on christianity
关于: about; on; with regard to; concerning; in regard to [of]; with respect to; as respects; as regards; in this regard; in one's regard; as concerns ...; as to; relate to ...; in relation to;