documentKK [ˋdɑkjəmɛnt] /ˈdɑkjəmɛnt/发音名词1文件、公文Please sign the document and return it to the office.请在文件上签名,然后交回办公室。2档案、文件档电脑She saved the document and closed her laptop.她存好档案,然后把笔电关上。3证件、证明文件常用复数Travelers must carry valid documents at all times.旅客必须随时携带有效证件。动词1记录、记载The report documents every stage of the investigation.这份报告记录了调查的每个阶段。2证实、举证证明正式Researchers have documented a sharp drop in bee populations.研究人员已证实蜜蜂数量大幅下降。用这个字练口说→