Anatomy 【剖】
(亦作sphenoid bone)
- a compound bone which forms the base of the cranium, behind the eye and below the front part of the brain. It has two pairs of broad lateral 'wings' and a number of other projections, and contains two air-filled sinuses.蝶骨。
- of or relating to this bone（与）蝶骨（有关）的。
派生词
sphenoidal
adjective词源
mid 18th cent.: from modern Latin sphenoides, from Greek sphēnoeidēs, from sphēn 'wedge'.