America ' s policy in the middle east is distrusted in sudan as it is elsewhere in the region ; some sudanese even present the arrival of un troops as a power grab rather than an effort to avert a humanitarian catastrophe in the refugee camps 如同在该地区其他国家一样,美国的中东政策在苏丹也不受信任;一些苏丹人甚至视联合国部队的到来是一种夺权,而不是致力于消除难民营的人道主义灾难。