白癫风

例句：

1. 1. The patient has been suffering from vitiligo for many years.
   患者多年来一直患有白癜风。
2. 2. Vitiligo is a chronic disease that can affect anyone.
   白癜风是一种慢性疾病，可能影响任何人。
3. 3. The treatment of vitiligo involves various methods such as phototherapy and medication.
   白癜风的治疗涉及多种方法，如光疗和药物治疗。