mortarboard

• 名词，有两个主要含义：泥瓦匠用来盛放或托送灰浆的带柄方形木板（灰浆板），或毕业典礼上戴的平顶方形带流苏的学位帽（学位帽）。

A noun with two distinct meanings: a square board with a handle used by masons to hold or carry mortar, or an academic cap with a flat square top and a tassel, worn during graduation ceremonies.

1. Masonry toolB2formal

   A square board with a handle underneath, used by masons to hold or carry mortar.

   托泥板

   • The bricklayer carried a fresh load of mortar on his mortarboard.
   • He cleaned the mortarboard after finishing the wall.
   • The apprentice learned to balance the mortarboard while working.

   同义词hawk

2. B1formal

   A traditional flat, square academic cap with a tassel, worn during graduation ceremonies.

   学位帽

   • Graduates tossed their mortarboards into the air in celebration.
   • She adjusted her mortarboard before walking across the stage.
   • The tassel on the mortarboard is moved from right to left after receiving the diploma.

   同义词trencher