bloody purulent stool

例句：

1. 1. He had a bloody purulent stool after eating too much spicy food.
   他吃了太多辛辣的食物后，出现了血便。
2. 2. The patient's condition worsened to the point of needing a bloody purulent stool treatment.
   病人的状况恶化到了需要用血便治疗的程度。
3. 3. Doctors suspect that the patient may have developed a bloody purulent stool infection from his recent travels.
   医生怀疑病人可能是由于最近的旅行感染了血便。