1、My baby had a high fever and a rash, so the doctor diagnosed her with roseola.
我宝宝发高烧又起了疹子，医生诊断她患有玫瑰疹。
2、Roseola is usually a mild illness that resolves on its own without treatment.
玫瑰疹通常是一种轻度疾病，会自行缓解，不需要治疗。