atomic ordering

例句：

1. 1. The atomic structure of the new drug is very complex.
   这种新药的原子结构非常复杂。
2. 2.Atomic arrangement plays a crucial role in the formation of crystals.
   原子排列在晶体的形成中起着至关重要的作用。
3. 3. In chemistry, atomic ordering refers to the order in which atoms are arranged within a substance.
   在化学中，原子排序是指物质内部原子排列的顺序。