名詞 dunce:

1. these words are used to express a low opinion of someone's intelligence
   同義詞：dunderhead, numskull, blockhead, bonehead, lunkhead, hammerhead, knucklehead, loggerhead, muttonhead, shithead, dumbass, fuckhead

1. A stupid person; a dunce.
   笨蛋愚蠢的人; 遲鈍的學(xué)習(xí)者
2. It is very impolite to call others a dunce.
   叫別人蠢材是不禮貌的。

dunce

n.（名詞）
A person regarded as stupid.
笨蛋；傻瓜：源出約翰·丹思·斯克特斯

來源：
After &B{John} Duns Scotus [whose writings and philosophy were ridiculed in the 'th century]
源自 &B{約翰} Duns Scotus[他的作品與哲學(xué)思想在'世紀(jì)被認為是滑稽可笑的]