"CoCo" 这个词可以有多种含义，具体的主要内容取决于上下文。以下是一些可能的用英语概括 "Coco" 的主要内容的示例：

1.If it refers to a person's name, you could say "The main content of Coco is related to the person named Coco, including their characteristics, experiences, or contributions."

3.For a specific concept or topic, it might be described like this: "The main content of Coco focuses on the key aspects, ideas, or information regarding the concept of Coco."

4.If it's a story, film, or other creative work, you could state: "The main content of Coco revolves around the plot, characters, and themes presented in the story or work titled Coco."

Please provide more context so I can give a more specific and accurate summary in English. Let me know if there's anything else you need!