劍橋詞典 undocumented adjective (WITHOUT PROOF) not supported by written proof 沒(méi)有書(shū)面證明支持的 People should not stop eating fish because of some undocumented risk of cancer . 人們不應(yīng)該一些并無(wú)書(shū)面證據(jù)支持的致癌風(fēng)險(xiǎn)而不再吃魚(yú)了。 undocumented adjective (WITHOUT DOCUMENTS) not having any documents to prove that you are living or working in a country legally 沒(méi)有（在一個(gè)國(guó)家生活或工作的）合法身份文件的 undocumented immigrants /aliens /workers 沒(méi)有合法文件的移民／外國(guó)人／工人 返回 undocumented