哈立德是个触觉敏锐的摄影师，还喜欢画画。
Khaled is a keen photographer who also loves to draw and paint.
盲人有敏锐的触觉。
因为男孩一般有更敏锐的视觉，通过触觉学习效果最好，而且身体更活跃，所以需要给他们提供 "实践 "课程，让他们四处走动。
Because boys generally have more acute vision, learn best through touch, and are physically more active, they need to be given "hands-on" lessons where they are allowed to walk around.
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