palliamentyoudaoicibaDictYouDict[palliament 词源字典]
"A gown, a long robe; specifically the white gown of a candidate for the Roman consulship", Late 16th cent.; earliest use found in George Peele (bap. 1556, d. 1596), poet and playwright. From post-classical Latin palliare to cloak + -ment, after classical Latin pallium cloak.[palliament etymology, palliament origin, 英语词源]