carbuncle of chest center

例句：

1. 1. 胸骨中央的凸出部分。2. 鸡眼。3.
   比喻
2. 1. The carbuncles are the most important parts of the body.
   胸骨凸出的部分是身体最重要的部分。
3. 2. The doctor removed the carbuncles to relieve her pain.
   医生切除了鸡眼以缓解她的疼痛。
4. 3. The carbuncles on the back of his hand were painful.
   他手上的鸡眼很痛。