名词
中文翻译：Unknown
同义词：
['narrow-spectrum antibiotic', 'narrow-spectrum antimicrobial agent']
例句：
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1. Thenew drug is a narrow-spectrumantibiotic that can treat many types of infections.
这款新药是一种窄谱抗生素，可以治疗多种感染。
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2. The doctor prescribed thepatient with a narrow-spectrum antibioticto help fight off the infection.
医生给患者开了一种窄谱抗生素来帮助抵抗感染。
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3. The patient was given a narrow-spectrum antibiotic as part of theirtreatment plan.
作为治疗方案的一部分，患者被给予了一种窄谱抗生素。