单词	paper trail
释义	paper trailˈpaper trail noun [countable usually singular] documents and records that show what someone has done, especially ones proving that someone is guilty of a crime:  The paper trail led investigators straight to the White House.
随便看	alphabetically alphabetize alpha girl alpha male alphanumeric alpha particle alpha test alpha version alpine Alps al-Qaeda already alright Alsatian also also-ran alt- altar altar boy altarpiece alter alteration altercation alter ego alternate

英语词典包含52748条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。