Interpretation of "Boyhood" about the development of young people with responsibility and responsibility; through a time span spanning twelve years, this film shows how teenagers with different backgrounds and personalities persist in their dreams and beliefs, how to support and encourage each other, how to overcome their own shortcomings and shortcomings, and how to grow into responsible and responsible young people when facing challenges and difficulties in life. The film presents the friendship and love between them in a real and touching way, and also reflects the changes and conflicts in the society and times in which they live. The movie ends with a warm and open ending, expressing the nostalgia and praise of boyhood.