mortarboards /'mɔːtəbɔːd/ 📖 中文释义 n. 学位帽;灰泥板 📘 English Definition(英文释义) n. a square board with a handle underneath; used by masons to hold or carry mortarn. an academic cap with a flat square with a tassel on top ← mortarboard M 字母词表 mortared →