名词中文翻译
中文翻译：止痛药
同义词：
['painkiller', 'anesthetic']
例句：
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1.The patient was given a strong analgesic to relieve his pain.
病人被给予强效的止痛药以缓解他的疼痛。
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2. The doctor prescribed the patient an analgesic for his fever.
医生为患者的发烧开了一种止痛药。
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3.Analgesics are used to treat mild to moderate pain.
麻醉剂用于治疗轻度到中度的疼痛。