丹青妙技（dānqīng miàojì）- Artistic techniques: Refers to the various skills and methods used by painters to create their artworks.
线描（xiànmiáo）- Line drawing: A technique where lines are used to outline shapes or forms in a painting, creating a sense of structure and detail.
色彩运用（sècǎi yùnyòng）- Color application: The skill of using colors effectively in a painting to convey emotions, create depth, and enhance the overall visual impact.