实景中仅增设指定廊架

提示词

只在标明落点与高度的选区增设所给廊架，柱梁形式按参考，接地和新增阴影限定在许可范围；既有庭院、植物与机位不随之改造。

Add the supplied pergola only within the area with marked support positions and height. Follow the reference post-and-beam form and limit ground contact and new shadows to the permitted area, preserving the existing garden, plants and camera.