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Nature, Published online: 24 February 2026; doi:10.1038/d41586-026-00591-z，更多细节参见爱思助手下载最新版本
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The first thing a multi-tasking operating system needs from hardware is isolation: multiple programs must share one processor without being able to read, write, or jump into each other's memory. The 80386 achieves this through memory protection -- two independent address translation layers.