tooth spiral

例句：

1. 1.The dentist used a tooth spiral to remove the infected tooth.
   牙医使用一个牙螺旋来去除感染的牙齿。
2. 2. The patient was given a tooth spiral to help him chew his food.
   患者被给予一个牙螺旋以帮助他咀嚼食物。
3. 3. The dentist explained that the tooth spiral was used to clean the teeth and remove plaque.
   牙医解释说，牙螺旋是用来清洁牙齿和去除牙垢的。