sphenoid boneˈsfi:nɔidbəun短语⁸⁴³²⁰⁺⁸ 基本英英近义反义例句 楔形骨,蝶骨 Noun: butterfly-shaped bone at the base of the skull近义词sphenoid楔状的os sphenoidale蝶骨 The most likely cause of sphenoid dysplasia is defective ossification of the sphenoid bone. 引起蝶骨发育不良最可能的原因是蝶骨骨化不全。 xctmr