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kindle for PC:
https://www.amazon.cn/gp/help/customer/display.html?nodeId=GZSM7D8A85WKPYYD
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kindle 系列知识
https://sspai.com/tag/Kindle
kindle for PC:
https://www.amazon.cn/gp/help/customer/display.html?nodeId=GZSM7D8A85WKPYYD
kindle 系列知识
https://sspai.com/tag/Kindle