因此下降趋势中不要卖put，上涨趋势中不要卖covered call, 不然捡了芝麻丢西瓜

来源: 云起千百度于 2025-07-31 14:20:21 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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