编辑 编辑该页面，然后点击保存。帮助，游乐场 媒体文件 FIXME **此页面没有被翻译完全。请帮助翻译本页。**\\ //(当全文翻译完时请移除这个段落)// == Sandra and Woo 0863 == **The Two Envelopes Problem** {cnav} {{0863.png}} <!-- Cloud: Yuna? Yuna: Yes? Book cover: THE BIG BOOK OF PROBABILITY CALCULUS Cloud: I have two envelopes and… Yuna: ! Yuna: I’ll take both and make you eat them!! Cloud: AHHH!! WHAT THE– Ye Thuza: Did Yuna like your little magic trick? Cloud: Mmpppfff. Ye Thuza: Told you so. --> {{tag>cloud math ye_thuza yuna}} 保存后继续编辑 本网站的名称，英文，仅限小写 请将此区域留空保存 预览 取消 编辑摘要 当您选择开始编辑本页，即寓示你同意将你贡献的内容按下列许可协议发布： CC Attribution-Noncommercial-Share Alike 4.0 International