First, the word "Weiyang" is taken from the poem "Poetry Xiaoya Ting Liao": "What about the night? The night is still early. " It means "endless" and "endless". The founding emperor of the Western Han Dynasty named his ruling center "Weiyang", which was in line with Zheng's wish to call himself "the first emperor" so as to be handed down from generation to generation. The second is the "Weiyang" intercepted in Changle Weiyang. There were two palaces in the Han Dynasty, namely Changle Palace and Weiyang Palace. "Changle is endless" means happiness forever, with no end. Separately, "Weiyang" means endless, endless. The night is still young, which means the night is endless.
In addition, in Chinese online dictionaries, the night is still young: yè wèi yānɡ 1. The night is not over yet, which means it is not dawn yet. 2, the night is not over half, here refers to midnight.