standard tooth taper

例句：

1. 1. The dentist usesa standard tooth taper to shape the teeth.
   牙医使用标准牙尖来塑造牙齿。
2. 2. The new orthodontic appliance has a standard tooth taper that aligns the teeth.
   这款新型矫正器具具有标准牙尖，可以对齐牙齿。
3. 3. The patient's teeth were reshaped with a standard tooth taper to improve their bite.
   患者通过使用标准牙尖重新塑造了牙齿，以改善他们的咬合。