资料来源 : Webster's Revised Unabridged Dictionary (1913)

Fermillet \Fer"mil*let\, n. [OF., dim. of fermeil, fermail,
   clasp, prob. fr. OF. & F. fermer to make fast, fr. ferme
   fast. See {Firm}.]
   A buckle or clasp. [Obs.] --Donne.