When you actually wanna store information on disk, you can actually use magnetic particles.

当你想在磁盘上存储信息时，你可以使用磁粒子。

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And when you actually wanna store information on disk, can you actually use, as we'll see in a moment, magnetic particles.

当你想在硬盘中存储信息时，我们将会用到后面，我们会谈论的一种称之为磁性粒子来实现它。

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The giant magnetoresistance (GMR) effect allows drives like this one, less than an inch in diameter, to detect the tiny magnetic fields that store data in portable electronic devices.

巨磁电阻(GMR)效应使这样一个驱动器的直径不到一英寸，检测在便携式电子设备中存储数据的微小的磁场。

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And when you actually wanna store information on disk, can you actually use, as we'll see in a moment, magnetic particles.

当你想在硬盘中存储信息时，我们将会用到后面，我们会谈论的一种称之为磁性粒子来实现它。

哈佛公开课 - 计算机科学课程节选

Everspin makes a type called MRAM (magnetoresistive random access memory), which uses magnetic properties to store data.

BBC: ReRAM competes to be tech's next memory chip standard

They were the first to answer the question of how many atoms it takes to reliably store one bit of magnetic information: 12.

ENGADGET: Extreme closeup! IBM makes 'world's smallest movie' using atoms (video)

It urged supermarkets to introduce measures such as coin-operated trolleys, magnetic devices to prevent them leaving the store's grounds, or agreeing a deal to pay the costs of recovering trolleys.

BBC: Hotline to report dumped trolleys