1. He learned the art of leatherworking from his grandfather who was a renowned leather craftsman.
他从他的祖父那里学到了制革术，他的祖父是一个著名的皮革工匠。
2. Leatherworking requires precision and skill to transform raw hides into beautifully crafted leather goods.
制革术需要精确和技巧，将生皮转化为精美的皮革制品。