In order to fully understand the meaning of a picture or article and understand its central idea, you can refer to the following suggestions: 1. Read carefully: Reading is the first step to understanding the work. You need to read the text carefully, word for word, and understand it without missing any details. 2. Think about the background: The background of the work is also an important factor in understanding its meaning. You need to think about the author's environment, time background, cultural background and other factors in order to better understand the meaning of the work. 3. Imagining the situation: The works often describe some specific situations. It is necessary to imagine the real scene of these situations in real life in order to better understand the meaning of the works. 4. Comparisons: You can compare the work with other works to better understand its meaning. It could also be compared with other relevant information to better understand the background and meaning of the work. 5. Exploring the author's intention: Understanding the meaning of the work also requires exploring the author's intention. It is necessary to consider the author's motivation, purpose, intention and other factors in order to better understand the meaning of the work. Understanding the meaning of a picture or an article requires a multi-dimensional understanding and analysis. It requires a combination of multiple perspectives to better understand its meaning and central idea.