gonys

(鸟类)嘴底

发音

/ˈɡəʊnɪs/

释义与例句

n.
  1. 1.

    the lower ridge of the lower mandible of a bird's beak, located at the junction of the bone's two rami (lateral plates)

词源

Borrowed from Ancient Greek γένυς (génus, “jaw”).

来源：wiktionary