弄Call為啥要Spread?少買點Long Leg不香嗎？Spread看似花錢少，但是牛市的好處你隻拿到部分。

來源: Iknowno 於 2025-10-26 02:40:57 [舊帖] [給我悄悄話] 本文已被閱讀：次

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