Jadassohn's nevus

例句：

1. 1. The cyst on his forehead is a classic example of a Jarrett's nevus.
   他额头上的囊肿是贾雷特痣的经典例子。
2. 2. The Jarrett's nevus on her cheek has become quite prominent over the years.
   她脸颊上的贾雷特痣多年来已经相当显眼了。
3. 3. The Jarrett's nevus on his neck is often mistaken for a birthmark.
   他脖子上的贾雷特痣常常被误认为是胎记。