名词中文翻译
中文翻译：一种抗生素
同义词：
['penicillin', 'streptomycin']
例句：
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1.Mycetin is an effective antibiotic that can treat bacterial infections.
我的西林是一种有效的抗生素，可以治疗细菌感染。
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2. Doctors often prescribe mycetin to patients with serious infections.
医生经常给严重感染的病人开西林。
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3. In the past, mycetin was a common treatment for tuberculosis.
过去，西林是治疗结核病的常见治疗方法。