He must, for example, perceive an egg as a simple single solid shape quite apart from its significance as food, or from the literary idea that it will become a bird.

以鸟蛋为例，观赏者必须感觉到它是一个单一的实体形态，而完全不靠它的食用意义或它会变成鸟这样的文字概念来感觉。