So the railway builder and promoter, who helped to break the virgin soil of the prairies, lived through the pioneer epoch and into the age of great finance.

于是，这位帮助开辟大草原处女地的铁路建设者和推​​动者，度过了拓荒时代，进入了大金融时代。

Ever active in their search for new fields as they exhausted the virgin soil of the older states, the restless subjects of King Cotton quickly reached the frontier of Louisiana.

当他们耗尽旧州的处女地时，他们一直积极寻找新的领域，科顿国王焦躁不安的臣民很快就到达了路易斯安那州的边境。