Through the connection of the two, we may infer that there was a special characteristic among the earliest states in China, that is, observing celestial phenomena and drawing up calendar so as to promulgate it .

• 据此二者的联系,我们可以推测,华夏文明的早期国家有一个最突出的特征,就是观测天象、制定历法,以“敬授民时”。