| 释义 | 
		tre·phine I. \ˈtrēˌfīn; trə̇ˈfīn, -ˈfēn\ noun (-s) Etymology: French tréphine, from obsolete English trefine, trafine, from Latin tres fines three ends, from tres three + fines, plural of finis end — more at three, final 1.  : a surgical instrument for cutting out circular sections (as of bone or corneal tissue) 2.  : trephination II. verb (-ed/-ing/-s) intransitive verb  : to perform a trephination transitive verb  : to operate on with or extract by means of a trephine  < two young men whose skulls had been trephined because of head injury — R.S.Woodworth >  < a graft trephined from a fresh cadaver eye — Yrbk. of the Eye, Ear, Nose & Throat > |