bones of fingers

例句：

1. 1. The doctor examined the patient's bones of fingers to determine the cause of his pain.
   医生检查了病人的手指骨来确定他疼痛的原因。
2. 2. The artist painted a picture of the woman with her bones of fingers exposed.
   艺术家画了一幅女人带着她的手指骨暴露出来的画。
3. 3.The scientist discovered that the bones of fingers were made up of calcium carbonate.
   科学家发现手指骨是由碳酸钙组成的。