https://blog.wongcw.com/2020/08/30/%e7%89%b9%e6%9c%97%e6%99%ae%e8%87%aa%e7%a8%b1%e5%85%b6%e7%b0%bd%e5%90%8d%e5%9c%a8ebay%e4%b8%8a%e8%83%bd%e5%80%bc10000%e7%be%8e%e5%85%83/
特朗普自稱其簽名在eBay上“能值10000美元”