coli-group

例句：

1. 1.The study found that the coli-group bacteria were responsible for the outbreak.
   研究发现，引起疫情的大肠杆菌群细菌。
2. 2.The researchers isolated a new strain of coli-group bacteria from the patient's stool sample.
   研究人员从患者的粪便样本中分离出了一种新的大肠杆菌群细菌。
3. 3.The coli-group bacteria are often found in contaminated food and water sources.
   大肠杆菌群细菌通常存在于受污染的食物和水源中。