小猫,双刃刀,肠线
Catling \Cat"ling\, n. [Cat + -ing.] 1. A little cat; a kitten. ``Cat nor catling.'' --Drummond. 2. Catgut; a catgut string. [R.] --Shak. 3. (Surg.) A double-edged, sharp-pointed dismembering knife. [Spelt also {catlin}.] --Crobb.
catling n : a long double-edged knife used for amputations