tarry stools造句

例句与造句

1. Bleeding oesophagus and intestines , like vomiting blood , and bloody or tarry stool
   食道及肠脏出血，引致吐血，大便有血或变成黑色
2. When there is bleeding from the peptic ulcer , the patient may have coffee - ground vomitus andor black tarry stool
   当消化性溃疡引致出血时，患者会出现咖啡状的呕吐物及或黑色大便。
3. It's difficult to find tarry stools in a sentence. 用tarry stools造句挺难的