你算走運了。雪城大學中國數學博士也是鑰匙鎖家裏，才二層樓。但他爬上去仰麵朝天摔了下來，完了

來源: yzout 於 2017-10-15 20:26:25 [舊帖] [給我悄悄話] 本文已被閱讀：次

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