verruca plana

例句：

1. 1. She had a small verruca on her foot that she was trying to get rid of.
   她脚上有一个很小的扁平疣，她正试图去掉它。
2. 2. Doctors recommend washing your hands frequently to prevent the spread of verruca.
   医生建议经常洗手以防止扁平疣的传播。
3. 3. Verruca is a common skin condition that can be painful and itchy.
   扁平疣是一种常见的皮肤病，可能会很痛和痒。