英语语法分析

After all I'm a man, not a louse.

毕竟我还是一个人，不是一个虱子。

Contagious: a human head louse clings to a strand of hair.

感染力：附着在一根头发上的人类头虱。

Anyway, I belonged to another hierarchy. They wouldn't even share a louse with the likes of me.

总之我是属于另一阶层的，他们甚至不愿同我这种人分享一只虱子。