I am a convict from the galleys.

我是个苦役犯。

youdao

A convict! You call me Sir!

一个苦役犯！您叫我做‘先生’！

youdao

He was a convict.

那个人从前是个苦役犯。

youdao

And think of the poor set: crouched like a convict inside a dubious piece of furniture.

WSJ: Disguise Your TV

And such a prison was holding a convict who fashioned himself as a modern-day gangster.

CNN: Interpol issues wanted notice for escaped French gangster

On another episode of the same show, actor Jack Thompson learned that his great-great-great grandfather was a convict from Ireland, charged with highway robbery.

BBC: Australia��s penal colony roots