当科学工作者的创造性思维进入阴性物质世界进行探索时，本质上是在非平衡系统中寻找一种新的有序结构。
When the thinking enters into the material world to explore, it is essentially looking for a new order in the unbalanced system.
CD 1蛋白与MHC分子的结构非常相似，然而二者识别结合的抗原物质却在生化性质及物理结构上有本质的区别。
Although the structure of CD1 molecules is very similar to that of MHC molecules, there are essential differences in the biochemical character and physical structure of antigens recognized by them.
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