请翻译
depriv of equal educational opportunities,american indians in the reservations remained backward and illiterate for a long time.
deprived of equal educational opportunities,american indians in the reservations remained backward and illiterate for a long time. 美国印弟安人在自己的保留地上被剥夺了平等教育的权利，长期处于落后，文盲的状态。