bonehead
n. 笨蛋
形容词：boneheaded 名词：boneheadedness
近义词：loggerhead，shithead，hammerhead，muttonhead，blockhead，dunce，dunderhead，knucklehead，numskull，lunkhead，fuckhead，dumbass，
英英释义
Noun
- a stupid person; these words are used to express a low opinion of someone's intelligence
例句
用作名词(n.)
- Getting such a low mark on your test makes you a real bonehead.你在测验中得了个这么低的分数，你真是个笨蛋。