单词：mortarboard
音标：['mɒ:tәbɒ:d] ；
n. 灰泥搅拌托板, 学士帽
n. a square board with a handle underneath; used by masons to hold or carry mortar
n. an academic cap with a flat square with a tassel on top
n. an academic cap with a flat square with a tassel on top
词型变化：名词复数形式 : mortarboards
词性分布：
【近义词】
- hawk鹰