" Twenty Thousand Miles Under the Sea " was a science fiction novel created by Verne of France. It was based on the excavation of Nibelungen in 1868. It told the story of an underwater expedition team composed of scientists, explorers, and soldiers who encountered a series of dangers and accidents during their deep underwater exploration. At the same time, it also revealed the limitations of human understanding of nature and the courage of scientific exploration. The writing characteristics of the novel can be summarized as follows: 1. Rich imagination: The novel shows a broad imagination and creativity by depicting various landscapes and creatures in the underwater world. At the same time, it also shows the ignorance and destruction of human beings to nature, thus reminding people to cherish and protect natural resources. 2. Vivid details: The novel is full of various details such as the buildings and artifacts of the underwater city, the behavior and ecology of the marine animals, etc. These details make the novel more realistic and vivid. 3. Elegant language: The novel uses a wealth of rhetorical devices such as metaphor, personification, and alignment to make the language very beautiful and smooth. 4. Profound theme: Through the experience of the expedition team, the novel explored the human cognition of nature, the significance of scientific exploration, the essence of human beings and other issues with profound thoughts. 5. Well-structured: The novel uses multiple narrations to describe the experience of the entire expedition team through the perspectives of different characters. At the same time, it also has a clear logical structure and time clues, making the novel more rigorous and complete. Twenty Thousand Miles Under the Sea is a novel full of imagination, creativity and literary value. It has a very high status and influence in literature.