要看多快掉下去，如果不是馬上，30 spread 可以有25的價值（70%），減少損失20，一半的損失

來源: 三心三意於 2025-08-13 13:01:11 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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