a mere nobody

例句：

1. 1. He's just a mere nobody in the crowd.
   他在人群中只是无名小卒。
2. 2. They were just a mere nobody when they arrived.
   他们到达时只是无名小卒。
3. 3. She was just a mere nobody before she became famous.
   她成名前只是一个无名小卒。