納斯達克100家公司指數，是個很狹窄的100家高科技公司指數，風險比標普500大！代碼有QQQ。

來源: hhtt 於 2025-10-27 07:31:20 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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