four-plasma interaction

例句：

1. 1. The study of four-body interactions is crucial for understanding the behavior of massive stars.
   研究四体相互作用对于理解大质量恒星的行为至关重要。
2. 2. In the four-body system, each planet orbits around a star with a different mass.
   在四体系统中，每个行星都围绕一个不同质量的恒星运行。
3. 3. The four-body problem has been solved using advanced computer simulations.
   通过高级计算机模拟解决了四体问题。