tuberosity of the navicular bone

例句：

1. 1. The patient had atuberosity on the back of hishand.
   病人的手背上有一个结节。
2. 2. The rockhas a tuberosity that looks likea small hill.
   这块岩石有一个看起来像小山的结节。
3. 3. The doctor removed the tuberosity and performed an operation to removethe tumor.
   医生切除了结节并进行了手术来切除肿瘤。