字典

mortarboard的意思

mortarboard
英式音标['mɔrtɚ,bord]
美式英标['mɔːtəbɔːd]

基本解释

n. 学位帽;灰泥板

英文词源

mortarboard (n.)
also mortar-board, "academic cap," 1854, probably from mortar (1) + board (n.1); so called because it resembles a mason's square board for carrying mortar. Earlier it was called a mortar cap (1680s) or simply morter (c. 1600), from French mortier.