“跌過千分之一的”是什麽意思？

來源: tiantianqq 於 2009-03-24 07:20:50 [舊帖] [給我悄悄話] 本文已被閱讀：次

不知道是我中文理解能力不好，還是mrzj表達不清楚，我是真沒看明白

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