lone pair electrons

例句：

1. 1.The behavior of this material is closely related to the lone pair electrons in its crystal structure.
   这种材料的性行为与晶体结构中的孤立电子对密切相关。
2. 2.The study of quantum mechanics involves understanding the lone pair electrons in molecules and atoms.
   量子力学的研究涉及理解分子和原子中孤立电子对的行为。
3. 3. In organic chemistry, the lone pair electrons play a crucial role in determining the reactivity of compounds.
   在有机化学中，孤立电子对在决定化合物的反应性方面起着至关重要的作用。