1. Astereognosis is a condition where a person is unable to recognize objects by touch alone.（Astereognosis是一种人们无法仅通过触摸来识别物体的情况。）
2. Patients with astereognosis may have difficulty performing everyday tasks that require tactile recognition.（患有astereognosis的患者可能会在需要触觉识别的日常任务中遇到困难。）