自己设定一个期限，在这个期限前全部买进。至少分几次买，何时买，自己看心情吧，只要到期前都买进去就好。

来源: QuantFields 于 2025-03-27 11:29:10 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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