A 'private family garden landscape效果图' refers to a detailed and realistic illustration or image of a garden designed for a private family. Such a design typically includes elements like garden paths, landscaping features, plants, and sometimes architectural elements like pavilions or gazebos. It serves as a visual representation for clients to understand and visualize the final garden layout before it is constructed. This type of illustration is commonly used in architectural and landscape design projects to convey the aesthetic and functional aspects of the garden design.