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A radio signal has both electrical and magnetic properties.

无线电信号既具有电的特性也具有磁的特性。

《柯林斯英汉双解大词典》

Develop a magnetic brain scanner.

研制一种脑磁扫描仪。

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A compass is a device containing a metal object that points toward the magnetic north pole.

VOA: special.2010.07.14

You can take something that's magnetic with a north-south 1 magnetization and just say arbitrarily, this will represent one.

你只需要一个北南极的磁性物体,任意指定，比方说代表。

哈佛公开课 - 计算机科学课程节选

So on your computer's hard drive are again, a whole bunch of tiny magnetic particles aligned this way or this way.

因此，你的电脑硬盘是完全是,有一簇按照这种方式排列的磁性粒子。

哈佛公开课 - 计算机科学课程节选

At the same time, that gas must be prevented from touching the walls of the reactor by confining it in a powerful magnetic field known as a magnetic bottle.

ECONOMIST: Fusion power: Nuclear ambitions | The

This would be like a pulsar, but with a magnetic field a quadrillion times stronger than the sun's, and about a thousand times stronger than the already massive fields that are inferred for ordinary pulsars.

ECONOMIST: Pulsars

Creating a magnetic field using electricity is easy: an electric current flowing in a wire generates a magnetic field around that wire.

ECONOMIST: Recreating the planet's magnetic field in a laboratory