tooth rake angle

例句：

1. 1.The dentist uses a tooth rake to clean the patient's teeth.
   牙医使用牙科刮刀来清洁患者的牙齿。
2. 2.The angle of the tooth rake is crucial for achieving optimal cleaning results.
   牙科刮刀的角度对于获得最佳清洁效果至关重要。
3. 3.The dentist carefully adjusted the tooth rake angle to ensure a comfortable and effective cleaning process.
   牙医仔细调整了牙科刮刀的角度，以确保一个舒适且有效的清洁过程。