portfolio [pɔ:tˈfəʊliəʊ]

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n.公事包；文件夹；大臣及部长职位

a large thin case used for carrying drawings , documents , etc .

He remembered her because she was carrying a large portfolio. 他因为她带着一个大公文包而记住了她。
He resigned his portfolio. 他辞去了大臣职务。