mixed chancre

例句：

1. 1. The doctor prescribed a mixture of antibiotics for his treatment.
   医生为他开了一种抗生素混合物进行治疗。
2. 2.The patient's skin was covered in a mix of red and white spots.
   病人的皮肤上覆盖着红白相间的斑点。
3. 3.The child developed a mixed chancre on his neck after coming into contact with an infected animal.
   孩子在接触一只感染的动物后，脖子上长了一个混合疹子。