Sheepskin
01
羊皮纸, 毕业证书
a document certifying the successful completion of a course of study
02
羊皮, 绵羊皮
tanned skin of a sheep with the fleece left on; used for clothing
03
羊皮, 羊皮纸
skin of a sheep or goat prepared for writing on
词汇树
sheepskin
sheep
skin
