庭墅下沉式庭院图例

Quick answer：

A下沉式庭院 typically refers to a garden or courtyard that is located below the ground level of a house. It is often used in modern residential architecture for privacy, to create a separate outdoor space, or to provide a unique aesthetic. An example of such a courtyard would include a diagram showing its layout, structure, and design elements like stairs, plants, and lighting.