knotter jaw spring

例句：

1. 1. The dentistused a knotter jaw springto hold the tooth together.
   牙医用牙科弹簧来固定牙齿。
2. 2. Thepatient was given a knotter jaw springto help him open his mouth.
   病人被给予一个牙科弹簧来帮助他张开嘴巴。
3. 3. The dentist used a knotterjaw spring to stabilize the fractured bone.
   牙医使用牙科弹簧来稳定骨折的骨头。