那樣得話我就得先查字典：what is option。很煩得，不如直接買進賣出，把地鐵票賺出來。

來源: 用戶名被占用了於 2011-07-29 11:54:41 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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