Zigui, the cuckoo. Wu Rong, a poet in the late Tang Dynasty, wrote a poem "Zigui", which expressed his sorrow for the madness after the death of Du Yu, the emperor of Shu.
Huayang fell to the ground and cried. In the scenery, Huayang, who was wandering alone, called for "it is better to go home", which means that it contains feelings of loneliness and hatred of parting, which conforms to the situation at that time and melts into the scenery.