the defense of the individual,

维护个体利益
The small man.

每个个体
It was a fanfare for the common man,

这对普通人来说是个天大的好消息
the small farmer or the small clerk,

小农民或者小职员
The small--small in the sense of--he has nothing,

小到从某种程度来说一无所有
He may own nothing, but he wants to own something.

也许一无所有但是却想要点什么
It's the immigrant with nothing who wants to own a farm,

那些白手起家的移民们想要拥有农场
And he must have, at least in this America of its boundless west,

在广袤的美洲西部他一定要有点什么
He must have physical mobility, geographical mobility.

他一定要能自由活动四周游走
And historians have come to define all of this, of course,

历史学家把这一切
Under this cluster of notions we call

这些一切的理念都叫做
republicanism,

共和主义