sphenobasioccipitalWiktionary 原文英美构词拆解sphenospheno-前缀basioccipitalbasioccipital词干spheno-Wedge, wedge-shaped. · (anatomy) Of or pertaining to the sphenoid bone.词源说明From spheno- + basioccipital.释义形容词adjective1(anatomy) sphenoid and basioccipital