On account of its chemical structure and the spatial relations between the constituent molecular parts, it is capable of self-duplication, correct in every detail.
由于其化学结构和组成分子间的空间关系的缘故，它能精确地自我复制。
The material has quite high molecular weight and is in a non-flat type spatial structure.
这类材料的分子量较大，并具有非平板型空间结构。
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