atomic shell

例句：

1. 1. The atomic shell structure of the element is crucial for its properties.
   元素原子壳层结构对其性质至关重要。
2. 2. The atomic shell structure of the element is crucial for its properties.
   元素原子壳层结构对其性质至关重要。
3. 3. The atomic shell structure of the element is crucial for its properties.
   元素原子壳层结构对其性质至关重要。