radius of flute of tooth

例句：

1. 1. The dentist examined the patient's teeth and found a small crack in the flute of tooth.
   牙医检查了病人的牙齿，发现牙齿的笛形部分有一道小裂缝。
2. 2. The musician played a beautiful flute of tooth on his violin.
   这位音乐家在他的小提琴上演奏了一首美妙的牙齿的笛形部分。
3. 3. The child was fascinated by the intricate details of the flute of tooth in the museum exhibit.
   这个孩子对博物馆展览中牙齿的笛形部分的复杂细节着迷了。