资料来源 : pyDict

骨颅; 硬骨脑壳

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Osteocranium \Os`te*o*cra"ni*um\, n. [Osteo- + cranium.] (Anat.)
   The bony cranium, as distinguished from the cartilaginous
   cranium.