這跟賭博有啥區別?
所有跟帖:
• 賭博是預期勝算概率 < 50%, 投資是預期勝算概率 > 50% -未知- ♂ (263 bytes) () 07/07/2023 postreply 22:35:16
• 賭博是預期勝算概率 < 50%, 投資是預期勝算概率 > 50% -未知- ♂ (263 bytes) () 07/07/2023 postreply 22:35:16
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