Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Components (hierarchy name)
4. components (objects parts)
5. [components by specific context]
6. architectural elements
7. [surface elements and surface element components]
8. surface elements (architectural)
9. ceilings

Anotations

Scope note:

Meaning literally pondweed, or water plant, well (Kroll 2015, 584-585), in pre-modern Chinese literature, zaojing 藻井 refers to a flat or recessed decorative ceiling which is based on an orthogonal grid and obscures the roof frame.