|Long takes are the formal summaries and titles of the true aesthetics in Bazin’s films. Long take aesthetics is the ideal realization principle of Bazin’s realistic film. In the history of films, it has stood opposite to the montage school for a long time. For the director, the long take technique can show a dramatic scene completely and continuously. The director of the film An Elephant Sitting Still used long take to the point. Based on the characteristics of long-lens aesthetics, this paper analyzes the application and effects of long take in An Elephant Sitting Still for aesthetics.