广播电视英语短句 第 175 课：引发感染-4

The report says longer than that is usually not necessary. 有报告显示，超过 24 小时仍使用抗生素通常是不必要的。

It can increase the risk of antibiotic resistance and serious kinds of diarrhea. 这会增加抗生素耐药性和严重腹泻的危险。

Not all the news was bad. 并不都是坏消息。

The report said the rate of pneumonia in adults after surgery decreased more than eleven and a half percent. 有报告显示，成人在术后患肺炎的几率降低了 11.5% 以上。

A separate report looked at the differences last year in health care for different groups in society. 另一篇报道关注了去年社会不同群体医疗保健方面的差异性。