把两个不同形状，颜色和材料的物体给亚历克斯看，然后问它，“有什么相同之处？”

Show Alex two objects of different shape, color, and material, and then ask him, "What's same?"

youdao

把两个不同形状，颜色和材料的物体给亚历克斯看，然后问它，“有什么相同之处？”

Show Alex two objects of different shape, color, and material, and then ask him, "What's same?"

youdao