The Chinese word 胶片 (jiāopiàn), meaning "film" (as in photographic or movie film), is a compound noun formed through semantic combination. It literally translates to "glue slice" or "gelatin sheet", which precisely reflects its historical material composition: a thin, flexible 片 (piàn) sheet or slice coated with a light-sensitive 胶 (jiāo) emulsion made of gelatin and silver halides. This transparent, logical construction is characteristic of Chinese word formation, where two meaningful characters combine to create a new term that descriptively captures the essence of the object, in this case, the physical substance and form of the medium.