下沉式楼梯庭院实景

Quick answer：

An actual view of a sunken staircase courtyard. This refers to a courtyard design where a staircase is sunken into the ground, creating a unique and visually appealing space. Sunken staircase courtyards are often used in traditional Chinese architecture and can be found in gardens or public spaces. They can enhance the aesthetic appeal of the area and provide a peaceful retreat.