noun🔗Share大腿骨The bone that extends from the pelvis to the knee in humans; the femur."The doctor examined the X-ray, pointing to where the patient's thighbones connected to her hips. "医者はレントゲン写真を見て、患者の大腿骨が腰に繋がっている場所を指し示した。anatomybodyorganphysiologyhumanChat with AIVocabulary GamePractice Reading