noun 下载 🔗分享 股骨,大腿骨 The bone that extends from the pelvis to the knee in humans; the femur. Examples : "The doctor examined the X-ray, pointing to where the patient's thighbones connected to her hips. " 医生检查了X光片,指着病人大腿骨与髋部连接的地方。 anatomy body organ physiology human 与AI对话词汇游戏阅读练习