- 弱相互作用 ruòxiānghùzuòyòng weak interactionweak interaction or weak force in particle physics
- 强相互作用 qiángxiānghùzuòyòng strong interactionThe strong force in particle physics that holds the nuclei of atoms together.
- 核相互作用 héxiānghùzuòyòng nuclear interactionthe process by which two nuclei or a nucleus and a particle react with each other; nuclear interaction
- 电磁相互作用 diàncíxiānghùzuòyòng electromagnetic interactionelectromagnetic interaction between particles; electromagnetic force in physics
