柯林斯詞典sphenoid /?sfi?n??d/ 1. ADJ wedge-shaped 楔形的2. N →see sphenoid bone 返回 sphenoid劍橋詞典a bone in the lower part of the skull 蝶骨 The sphenoid bone is shaped like a butterfly . 蝶骨形似蝴蝶。 返回 sphenoid