当时国家设置的征讨都督是以大都督为称号的。
Expeditionary Dudu set up by the country at that time was titled Dadudu .
为适应征讨作战的需要,国家还设置了受军事统帅统领的征讨都督。
To meet the need of expeditionary fight , the country also set up the Expeditionary Dudu governed by the military commander .