柯林斯詞典trencher /?tr?nt??/ 1. N (esp formerly) a wooden board on which food was served or cut (尤指舊時)木制食磐trencher /?tr?nt??/ N 1. N a person or thing that digs trenches 挖溝者; 挖溝物 返回 trencher劍橋詞典Australian English a black hat with a square , flat top , worn on formal occasions by some teachers and students at college or university , and in the past by some school teachers (黑色的)方頂帽,學位帽 比較mortarboard in the past, a flat , wooden dish used to serve food (舊時盛食物用的)木磐 返回 trencher