n.电磁

Electromagnetism is the force that governs the interaction between electrically charged particles.
电磁力是控制带电粒子间相互作用的力。
An electromagnet is a device that produces a magnetic field using an electric current.
电磁铁是一种通过电流产生磁场的装置。
The electromagnetic spectrum encompasses all forms of electromagnetic radiation, from radio waves to gamma rays.
电磁波谱涵盖了从无线电波到伽马射线的所有电磁辐射形式。
Maxwell's equations describe how electric and magnetic fields are generated and transformed by charges and currents.
麦克斯韦方程描述了电场和磁场如何由电荷和电流产生和转换。
Light is an example of both an electromagnetic wave and a particle, known as a photon.
光既是电磁波又是粒子（光子）的一个例子。
Electromagnetic induction is the process by which a change in one magnetic field creates an electric current in a nearby conductor.
电磁感应是指一个磁场的变化会在附近导体中产生电流的过程。
Capacitors store electrical energy by separating charges in an electric field, while inductors store energy in a magnetic field.
电容器通过在电场中分离电荷储存电能，而电感器则在磁场中储存能量。
The electromagnetic force is one of the four fundamental forces in nature, alongside gravity, strong nuclear force, and weak nuclear force.
电磁力是自然界四种基本力之一，与引力、强核力和弱核力并列。
Transformers use the principles of electromagnetism to step up or down voltage levels in an alternating current (AC) circuit.
变压器利用电磁原理在交流电路中提升或降低电压等级。
Electromagnetic radiation is invisible and travels through a vacuum at the speed of light.
电磁辐射是无形的，以光速在真空中传播。