electromagnetism
n. 电磁;电磁学
例句
Each of the four fundamental forces (gravity, electromagnetism, and the strong and weak nuclear forces) has a kind of theoretical knob.
四种基本力(万有引力、电磁力、强核力和弱核力)中的每一种都有一个理论上的旋钮。
In particular, electromagnetism is a very abstract subject.
尤其是,电磁学是很抽象的学科。
In the latter half of the 20th century, two further forces were unified: electromagnetism and the "weak" force.
20实际下半叶又出现电磁学和弱力这两个物理学分支的统一。