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不建议将OTG盘作为唯一备份介质，闪存盘长期不通电可能丢数据，重要资料应双备份至云端或硬盘

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Unverified不建议用U盘作为唯一的重要数据备份介质，U盘闪存长期不通电（1年以上）存在电荷流失导致数据丢失风险，重要资料应用移动硬盘或云端做双备份86% similar Unverified重要数据的长期备份不建议只依赖U盘，闪存长期不通电存在电荷流失导致数据丢失风险，冷备份应用移动硬盘或多副本，U盘定位为高频传输而非归档81% similar UnverifiedU盘不适合作为长期归档或频繁读写的存储介质，闪存长期不通电有数据衰减风险，重要资料应用移动硬盘/固态或云端备份，U盘仅作临时传输78% similar Unverified重要资料的唯一备份不应只放U盘，U盘无掉电保护、颗粒为省成本多用TLC甚至打磨片，长期不通电有数据流失风险，重要数据需双备份77% similar Unverified不要用U盘或移动硬盘作为唯一的长期数据存储，U盘断电后数据存在自然衰减风险（尤其TLC/QLC颗粒长期不通电），归档数据应用NAS或云备份77% similar

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