This is a story. The former Huai Nan Zi? In the book "Looking at Ghosts", there is a saying that "Nu Wa refined five-color stones to make up the sky, and breaking the aojiang was enough to establish four poles". That is to say, after Gong's head hit the island, one Tianzhu was broken and the other three were destroyed. Worried that the sky was going to fall, Nuwa quickly grabbed a big, big octopus and cut off all its four legs. As shown in Figure 1, the carved stone piers of the anchovy stand at the four corners of the earth and turn into four heavenly pillars, which hold the sky above the ground, so it is said that the anchovy holds the sky above the ground.
Ao Yu. The gables on both sides of the roof are the upturned mouths of fish, and the simplified structure makes them look like the ears of official hats, which later means "the best".