借糊涂兄的话，只计算回报率不考虑风险就是耍流氓。哈哈。。。好吧，只要你喜欢。

来源: parentb 于 2025-07-21 16:21:43 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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