The solar dynamo, which explains the origin and the evolution of all magnetic fields observed on the sun, is the fundamental and essential question of solar Physics.

太阳发电机理论主要解释太阳磁场的起源和演化，是太阳物理中最基本、最重要的问题之一。

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A thin magnetic stripe (magstripe) is all that stands between your credit card information and the bad guys.

你的信用卡信息和坏人之间只隔着一个薄磁条。

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All this happened inside a magnetic bottle that traps the antihydrogen atoms.

这一切都发生在一个俘获反氢原子的磁瓶里。

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The test, also known as MRI, involves studying the magnetic signals from all the cells in the body.

VOA: special.2009.01.06

it's this paper mend with a plastic cover and there's all these black magnetic particles here.

它是用这种纸以及一种塑料覆在上面,这里还有一些黑色磁性粒子。

哈佛公开课 - 计算机科学课程节选

For example, one of the experiments we do is measure the magnetic field of current coil, and after we do the experiment, we all have a passive visualization that shows the same experimental set-up, except we add to that.

比如，我们做的一个实验就是,测量电线圈的磁场，在我们做完实验之后，我们都感受到了一个直观化的过程,它展现了同样的实验过程，只是那是我们加的。

麻省理工公开课 - 媒体、教育、市场课程节选

Researchers have to be educated about how to use the stem cells, how to prepare their laboratories for the research and how to read all the magnetic resonance imaging (MRI) of the patients in the same way.

CNN: FDA approves human embryonic stem cell study

John Kestner and David Carr created Twine, a 2.5 inch-square device with on-board temperature and vibration sensors, as well as an expansion connector for other sensors, such as moisture sensors and magnetic switches, all tightly integrated through WiFi with a cloud-based service.

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The magnetic disk backs up all files residing in the NAND, protecting the user from inevitable NAND wear and preserving it for the more hot data handling.

ENGADGET: Western Digital builds 5mm-thick hybrid hard drive, Ultrabook makers sign on early