nevus comedonicus

例句：

1. 1. He had a small nevus comedonicus on his left cheek.
   他左脸颊上有一个小的痣。
2. 2.The doctor removed the nevus comedonicus and treated it with antibiotic ointment.
   医生移除了这颗痣并用抗生素软膏治疗。
3. 3. She was worried about the appearance of her nevus comedonicus when she went to the beach.
   她去海滩时担心她的痣会露出来。