quill feather

美 [kwɪl ˈfeðər]英 [kwɪl ˈfeðə(r)]
  • 羽毛;【鸟类学】翮羽
quill featherquill feather

noun

1
any of the larger wing or tail feathers of a bird
Synonym: flight feather pinion quill

数据来源:WordNet