万事都有风险，现在是怎么mitigate ，哈哈

来源: BrightLine 于 2025-09-06 22:17:05 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (0 bytes)
回答: option is risk transfer, there is no free lunch. 由 Westeros 于 2025-09-06 22:15:38
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