“磁区”是天文学专有名词。来自中国天文学名词审定委员会审定发布的天文学专有名词中文译名，词条译名和中英文解释数据版权由天文学名词委所有。
激光的热量用来放大一个大面积脆弱的磁区域，来记录一位。
Laser heat is used to amplify a large, weak magnetic field to record a bit.
传统的硬盘技术通过盘片的转动，使用叫“磁头”的电极在盘片表面产生名为“域”的微小磁区间。
Traditional hard drives employ electrodes called heads to create tiny magnetic regions, known as domains, on the surface of a plate as it spins.
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