现在的地理方位是用东、南、西、北表示,在古代则以“青龙”“朱雀”“白虎”“玄武”来代表。南京的玄武湖,东晋初年被称为北湖。“玄武”在我国古代神话中通常指北方之神,其具体形象是龟的身上缠绕一条蛇。因此,玄武湖实际上是北湖的意思。此外,唐朝长安的玄武门也 The present geographical position is represented by East, South, West and North. In ancient times, it was represented by “Dragon”, “Suzaku”, “White Tiger” and “Xuanwu”. Xuanwu Lake in Nanjing, the early years of the Eastern Jin Dynasty is called the North Lake. “Basaltic” in ancient China mythology usually refers to the god of the North, the specific image is the body of a turtle wrapped around a snake. Therefore, Xuanwu Lake is actually the meaning of the North Lake. In addition, the Tang Dynasty Changan’s Xuanwu Gate also