I spoke to Karen Anderson from the US National Federation of the Blind.

我采访了美国盲人联合会的凯伦·安德森。

Members of the National Federation of the Blind tried out the three-dimensional images that feature raised subjects and varying textures.

国家盲人联合会的成员尝试了立体图像，这些图像以凸起的绘画题材和不同的纹理为主要特征。