dermatocalyptrogen

例句：

1. 1. The doctor diagnosed him with a skin cancer precursor.
   医生诊断他患有皮肤癌前病变。
2. 2. Early detection of skin cancer precursors can significantly reduce the risk of developing skin cancer.
   早期发现皮肤癌前病变可以大大降低患皮肤癌的风险。
3. 3.It is crucial to monitor skin cancer precursors regularly for early intervention.
   定期监测皮肤癌前病变对于早期干预至关重要。