二乙醯吗啡

例句：

1. 1. The patient was given a dose of diacetyl morphine to relieve his pain.
   患者被给予一剂二乙酰吗啡以缓解他的疼痛。
2. 2. The doctor prescribed the patient a course of diacetyl morphine for his chronic pain.
   医生为患者的慢性疼痛开了一剂二乙酰吗啡的处方。
3. 3. Diacetyl morphine is a powerful narcotic that can be used to treat severe pain.
   二乙酰吗啡是一种强效麻醉药，可以用来治疗严重的疼痛。