Description of details is a literary technique that allows the reader to understand and feel the content of the article more deeply by describing every detail in the article, enhancing the expressiveness and appeal of the article. The detailed descriptions could make the readers feel the atmosphere, emotions, and characters in the article more intuitively, making the article more convincing and realistic. In the writing of a novel, the description of details could be used to portray the image of the character, describe the atmosphere of the scene, and reveal the meaning of the story. It was one of the important means to improve the quality of the novel. The key to describing the details of a novel was to be precise and vivid. The image had to be described in both quantity and quality so that the reader could feel the author's emotions and thoughts through every detail. At the same time, the detailed description should be flexibly applied according to different styles and situations to make the article more lively and interesting.