精选回答
来自鱼鳞、龟甲等的角质蛋白；来自牛羊等畜生骨骼与皮肤；来自猪骨和猪皮；来自深海鳕鱼鱼皮和鱼骨
相关内容
最新更新
- cestus of venus definition(2025-09-09T23:15:31+08:00)
- couplets pp(2025-09-09T23:15:31+08:00)
- cetologic login(2025-09-09T23:15:31+08:00)
- consociation meaning(2025-09-09T23:15:31+08:00)
- bleach boy(2025-09-09T23:15:31+08:00)
- colored markers(2025-09-09T23:15:31+08:00)
- coenosarc cnidaria(2025-09-09T23:15:31+08:00)
- thermal green(2025-09-09T23:15:31+08:00)
- clyster comics(2025-09-09T23:15:31+08:00)
- brahma boots(2025-09-09T23:15:31+08:00)
