Detached house下沉式庭院effect drawing

Quick answer：

A detached house with an下沉式庭院 is a type of residential architecture featuring a garden or courtyard that is lower in elevation than the main living area. This design often incorporates steps or a staircase to connect the two levels, creating a unique and inviting outdoor space.下沉式庭院effect drawing typically refers to a visual representation or rendering of how this type of garden or courtyard would look when completed.