回報伴隨著波動，最大的問題是巨大的波動。可以根據承受能力長期持有5%-20%的持倉比例。

來源: parentb 於 2025-07-14 05:37:39 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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