needle type injector

例句：

1. 1. The nurse used a needle type injector to administer medication to the patient.
   护士使用针式注射器给病人注射药物。
2. 2.The doctor inserted a needle type injector into the patient's arm for an intravenous drip.
   医生将针式注射器插入患者的手臂进行静脉滴注。
3. 3.The pharmacist prepared the needle type injector for the next patient's treatment.
   药剂师为下一位患者准备针式注射器进行治疗。