求大神翻译下prep 07 的一段话

黑色童话

But in reality the federal government continued to negotiate formal tribal agreements past the turn of country,treating these documents not as treaties with sovereign nations requiring ratification by the Senate but simply
as legislation to be passed by both houses of Congress.  

才准备GMAT，看了几遍看不懂呀。。。顺便大神们能指导下阅读不怎么好的我（雅思 overall：7，L:7.5,R:7,W:6 S:6.5)
怎么着手准备GMAT阅读，杨鹏长难句GMAT的看完了，GRE的感觉生词太多，OG RC刷完了。

黑色童话

已经解决，谢谢