cut.tle.bone
n.（名词）The calcareous internal shell of a cuttlefish, used as a dietary supplement for cage birds or ground into powder for use as a polishing agent.乌贼骨：乌贼的钙质内壳，作为笼中鸟的饮食补充物或把它碾碎成粉用作上光剂
来源：Middle English 中古英语 Middle English codel, cutil [cuttlefish] * see cuttlefish 中古英语 codel, cutil [乌贼] *参见 cuttlefishbone bone
