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      "originalText": "S2 · 目标恢复验收\n恢复数据库与附件\n目标只读；源仍禁写",
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      "originalText": "S3 · 切入口后读验收\n请求到目标，但尚不写\n源不会重启后自行复活",
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      "fontSize": 20,
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      "originalText": "S4 · 目标唯一写入\n记下首次正式新写入\n源禁写；不再自动回退",
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