Fossa incudis

例句：

1. 1. The surgeon made a small incision to remove the tumor.
   外科医生做了一个小切口来切除肿瘤。
2. 2. The cleft in the road led to a beautiful park.
   路中间的裂缝通向一个美丽的公园。
3. 3. The child had a cleft palate, which required surgery.
   这个孩子有唇腭裂，需要手术。