n.跟骨；腓跗骨

The calcaneus is the largest bone in the human foot, located at the heel.
跟骨是人体脚部最大的骨头，位于脚后跟处。
During a fracture, the surgeon had to carefully set the displaced calcaneum bone back into place.
这句话表示：在骨折手术中，医生必须精确地将移位的跟骨复位。
The athlete's intense training led to stress fractures in both his calcaneus and metatarsals.
这意味着：这名运动员的高强度训练导致了他的跟骨和趾骨出现了应力性骨折。
In anatomy, the calcaneus connects to the Achilles tendon and helps in walking and jumping.
这句话解释了解剖学上，跟骨与跟腱相连，有助于行走和跳跃。
Physical therapy often involves exercises to strengthen the muscles around the calcaneus for better ankle stability.
物理治疗常常包括强化跟骨周围肌肉的练习，以提高脚踝稳定性。
The podiatrist prescribed custom orthotics to alleviate the pressure on the patient's calcaneus.
病理科医生建议定制矫正鞋垫来减轻患者跟骨的压力。
The calcaneus bone acts as a shock absorber during high-impact activities like running.
跟骨在跑步等高冲击活动中起着减震器的作用。
A calcaneus spur can cause chronic pain in the heel, making it challenging to walk comfortably.
跟骨刺会导致脚跟长期疼痛，使人难以舒适行走。
The athlete's recovery from calcaneus surgery was slow but steady, with regular physiotherapy sessions.
这名运动员的跟骨手术恢复虽然缓慢但稳定，定期进行物理疗法。
The osteoporosis medication helped increase bone density in her calcaneus, reducing the risk of fractures.
骨质疏松药物增加了她的跟骨密度，降低了骨折的风险。