哈哈，如果跌80%, 30%進都虧大了，所以簡單一點就定投，複雜一點恐怕要買期權保護了

來源: BrightLine 於 2024-08-09 20:32:07 [舊帖] [給我悄悄話] 本文已被閱讀：次

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