我国历史悠久,朝代纷繁,每个朝代的创建者着手要办的第一件事就是确立朝代名称(国号)。那么,朝代名称由什么决定呢?一般来说,有以下几个来由。一、由部族、部落联盟的名称而来。如,相传商的始祖契曾帮助禹治水有功而受封于商(今河南商丘),其后就以“商”来称其部落,汤灭夏后,建朝为“商”。二、来自创建者原有的封号、爵位。如,刘邦被项羽封为“汉 Our country has a long history and numerous dynasties. The first thing that every founders of each dynasty should do is to establish the name of the dynasty. So, what is the name of the dynasty? In general, there are several reasons. First, by the tribal, tribal alliance from the name. For example, according to legend, the ancestor of Qi’s business had helped Yu Shui-shui, who was merciful and active in commerce (now Shangqiu, Henan Province), and subsequently called its tribe ”business“ . Second, from the creator of the original title, title. For example, Liu Bang was Xiang Yu as ”Han