chilblain lupus erythematosus

例句：

1. 1. The chilblains have been a constant source of discomfort for him.
   冷疮一直让他感到不舒服。
2. 2. Doctors recommend taking vitamin C supplements to help prevent chilblains.
   医生推荐服用维生素C补充剂来预防冷疮。
3. 3. The patient's condition worsened after the chilblains developed.
   患者出现冷疮后病情加重。