tawvt. 用明礬和鹽硝(皮)、鞣製(生皮)vi. 射石彈n. 石彈、彈石彈遊戲、射石彈者站立的基線學術名詞硝皮:材料科學英文釋義the 23rd letter of the Hebrew alphabeta large marble used for shooting in the game of marbles