谢陕兄理解。。。说起你的QLD，额10几年前参加CNBC炒股大赛（paper$,）就用QLD，QID双向兔滚法。。。

来源: 现金流于 2020-09-28 12:04:25 [旧帖] [给我悄悄话] 本文已被阅读：次

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