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

Sprigtail \Sprig"tail`\, n. (Zo["o]l.)
   (a) The pintail duck; -- called also {sprig}, and
       {spreet-tail}. [Local, U.S.]
   (b) The sharp-tailed grouse. [Local, U.S.]