plural papyri /pəˈpaɪri/ or papyruses plural papyri /pəˈpaɪri/ or papyruses Learner's definition of PAPYRUS
1
[noncount] : a tall plant that is like grass and that grows in marshes especially in Egypt纸莎草
2
a [noncount] : paper made from papyrus that was used in ancient times(古时用的)纸莎草纸 b [count] : a piece of paper made from papyrus that has writing on it(写在纸莎草纸上的)古文稿