They presented information to the Brazilian government about illegal agreements that gave the developers access to native land.

她们向巴西政府提供了有关允许开发商进入当地土地的非法协议的信息。

Any kind of " racket" is an illegal agreement.

任何形式的“敲诈”都是非法协议。

So, a " protection racket" is an illegal agreement that is about not hurting someone if that person gives you money, or in this case, a group of criminals money.

所以，“保护球拍” 是一种非法协议，如果某人给你钱， 或者在这种情况下， 是一群犯罪分子的钱， 则不会伤害某人。