magnetic field
复数形式
magnetic fields
1
磁场, 磁区
an invisible area around a magnetic object where magnetic forces can attract or repel other objects
- The Earth has a magnetic field that helps guide the navigation of compasses.
地球有一个磁场，有助于指南针的导航。
- When electricity flows through a wire, it creates a magnetic field around the wire.
当电流通过电线时，它会在电线周围产生磁场。
- The MRI machine uses a powerful magnetic field to produce detailed images of the human body.
MRI机器使用强大的磁场来产生人体的详细图像。
- Scientists study the magnetic field of the sun to understand solar flares and their effects on Earth.
科学家研究太阳的磁场以了解太阳耀斑及其对地球的影响。
- Magnets can attract certain metals because they create a magnetic field around them.
磁铁可以吸引某些金属，因为它们在其周围产生了一个磁场。
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