頭とう骨こつとうこつCommon word›Freq.FrequencyTop 50,000じ字FuriganaMeanings1nounskullanatomy›Anatomical term for the bony structure of the head. In everyday conversation, 頭蓋骨 (ずがいこつ) is more common.頭とう骨こつの構こう造ぞうを詳くわしく学
