hemorrhagic focus

例句：

1. 1.Hemorrhagic fever is a serious disease that can cause severe bleeding.
   出血热是一种严重的疾病，可以导致严重出血。
2. 2.The doctor found a hemorrhagic focus in the patient's blood.
   医生在病人的血液中发现了一个出血点。
3. 3. The patient was rushed to the hospital after sustaining a hemorrhagic injury.
   患者在受伤后被紧急送往医院。