资料来源 : pyDict

鹰准之一种

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

Gerfalcon \Ger"fal`con\, n. (Zo["o]l.)
   See {Gyrfalcon}.

资料来源 : WordNet®

gerfalcon
     n : large and rare arctic falcon having white and dark color
         phases [syn: {gyrfalcon}, {Falco rusticolus}]