papyrus [pəˈpʌɪrəs] (pl. papyri -rʌɪ, -riː 或 papyruses) [mass noun]
a material prepared in ancient Egypt from the pithy stem of a water plant, used in sheets throughout the ancient Mediterranean world for writing or painting on and also for making articles such as rope, sandals, and boats (古代)纸(莎)草材料 ■[count noun]a document written on papyrus (纸草纸上的)古代文献
the tall aquatic sedge from which this material is obtained, native to central Africa and the Nile valley 纸莎草
Cyperus papyrus, family Cyperaceae 拉丁名Cyperus papyrus,莎草科
语源
late Middle English (in sense 2): via Latin from Greek papuros. Sense 1 dates from the early 18th cent