就是由做多（預期股市向上的操作）轉而做空（預期股市向下的操作）。

來源: 謀財愛命於 2012-01-13 11:10:59 [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.