英语词汇presidential daily brief的起源、历史背景-英语词源词典

词汇	presidential daily brief
词源	presidential daily brief. A little-known report that is deliv- ered every morning to the U.S. president and is usually abbre- viated to PDB.
随便看	acorn acqua tofana acre acrobat acrolect a cromwellian acronym across the board acrostic actaeon action actions speak louder than words actor actuary act your age acushla ad absurdum adam adam-and-eve adamant adamastor adamite adam-s apple adam-s apple tree adam-s needle

英语词源词典收录了13259条英语词源词条，基本涵盖了全部常用英语词汇的起源、历史，是研究英语词汇或通过词源学英语的必备工具。