A transparent,almost pure gelatin prepared from the air bladder of the sturgeon and certain other fishes and used as an adhesive and a clarifying agent.

• 鱼胶，牛皮胶一种从鲟鱼或其它鱼类的鳔中提取的透明，几乎纯净的明胶，用作粘合剂或净化剂。