那么定投？或则设好段点比如SP500跌14%买一股，跌19%买两股，跌24%买4股，跌28%买八股?

来源: Rose03 于 2025-04-03 23:42:36 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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