QQQ虽然说是纳斯达克100指数，实际上是高科技行业系统股，风险大，所以投资的比例要掌握好！

来源: hhtt 于 2024-05-21 16:17:39 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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