tuberosity of first metatarsal bone

例句：

1. 1.The doctor examined the patient's arm and found a tuberosity on the back of his hand.
   医生检查了病人的手臂，发现他的手背上有一个结节。
2. 2.The carpenter used a chisel to remove the tuberosity from the wood.
   木匠用凿子从木头上去掉了一个结节。
3. 3. The patient was advised to avoid activities that could cause further damage to the tuberosity.
   病人被建议避免可能导致进一步损伤的活动。