emetomorphine

例句：

1. 1. The patient was given emetomorphine for chronic pain.
   患者因慢性疼痛被给予吗啡。
2. 2.Emetomorphine is a powerful opioid that can be used to treat severe pain.
   吗啡是一种强效的阿片类药物，可用于治疗严重疼痛。
3. 3.Emetomorphine has been shown to reduce the severity of chronic pain in some patients.
   吗啡已被证明可以减轻某些患者的慢性疼痛程度。