Salmonella typhi

例句：

1. 1. The outbreak of the disease was caused by a contaminated food source.
   这种疾病的爆发是由一个受污染的食物来源引起的。
2. 2. The patient was diagnosed with Salmonella typhi infection.
   患者被诊断出患有沙门氏菌感染。
3. 3. The research team is studying the effects of Salmonella typhi on human health.
   研究团队正在研究沙门氏菌对人类健康的影响。