erethism

例句：

1. 1. 电子论
   electromagnetic theory
2. 2.电磁论
   electromagnetic theory
3. 3. 电磁理论
   electromagnetic theory
4. 1. The study of electromagnetic waves is a fundamental part of electrodynamics.
   研究电磁波是电磁学的基础部分。
5. 2. In the field of electromagnetism, scientists have made significant breakthroughs in recent years.
   在电磁领域，科学家们近年来取得了重大突破。
6. 3. The discovery of the electron has revolutionized our understanding of the nature of matter and energy.
   发现电子已经彻底改变了我们对物质和能量本质的理解。