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

Pettychaps \Pet"ty*chaps\, n. (Zo["o]l.)
   Any one of several species of small European singing birds of
   the subfamily {Sylviin[ae]}, as the willow warbler, the
   chiff-chaff, and the golden warbler ({Sylvia hortensis}).