As a dynasty who has ingressed civilized period,its resident can not be composed of by a simple clan in the least,so the modus operandi that some archeological scholars equal Eriitou culture with Xia culture cannot be understood.

• 目前考古界一些学者在二里头文化与夏文化之间划上等号的做法是难于理解的,因为一个已经进入文明的王朝的居民绝不会由一个单纯的族系组成。