molecular photoionization

例句：

1. 1. The molecular photoionization process is crucial for the formation of new compounds.
   分子光离子化过程对于形成新化合物至关重要。
2. 2. During the photoionization process, the electrons are stripped from the atoms and become free particles.
   在光离子化过程中，电子从原子中剥离并成为自由粒子。
3. 3. The study of molecular photoionization has led to significant advancements in materials science.
   分子光离子化研究已经显著推动了材料科学的进步。