Not all cell phone companies believe that a design for nonliterate users should start from scratch.

并非所有行动电话公司都认为，供文盲使用设计必须从零开。

The reports of anthropologist's fieldwork also indicate that the facts of nonliterate society defiladed and distorted by literate society need a new cognition.

田野报告也表明，无文字社会被文字社会权力话语所遮蔽和扭曲真相有待重新体认。