除了患者是因百日咳博德特氏菌引起的感染或者某些患者患有阻塞性肺部疾病，支气管炎不用抗菌素治疗。
Antibiotics are not used to treat bronchitis except for people whose infection is caused by Bordetella pertussis or for some people with chronic obstructive pulmonary disease.
这并不是第一个合成的病毒——某种脊髓灰质炎病毒已在一年前制造出来——却是唯一一个具有百分之一活性的病毒，花了三年时间才合成成功。
This was not the first synthetic virus — a polio virus had been made a year before — but it was only one ten-thousandth as active and it took three years to do.
在过去的岁月中，许多儿童患有小儿麻痹症，麻疹，腮腺炎，风疹，流感，天花，白喉，百日咳和其他疾病。
In years gone by, many children were afflicted with polio, measles, mumps, Rubella, influenza, small pox, diphtheria, whooping cough and others.
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