a stupid
stupid作名词时通常用于口语，带有贬义。
Don't be such a stupid.
别这么傻了。
愚蠢的人；傻瓜；不太聪明的人
愚蠢的人；傻瓜
A stupid person; a fool.
不太聪明的人
a person who is not very bright
Don't be a stupid; double-check your email before sending it.
别当傻瓜；发送邮件前要再检查一遍。
用法提示：stupid 作名词，意为‘傻瓜’，在‘be a stupid’中作表语。
AI contextual example
My sister called me a stupid after I locked my keys in the car, but she helped me find a locksmith.
我把钥匙锁在车里后，姐姐叫我傻瓜，不过她帮我找了锁匠。
用法提示：stupid 作名词，在‘call someone a stupid’结构中作宾语补足语。
AI contextual example
A couple of stupids in the back row kept talking, so the usher asked them to leave.
后排有几个傻瓜一直说话，所以引座员请他们离开。
用法提示：stupid 的复数形式 stupids 作名词，表示‘傻瓜们’，在句中作主语。
AI contextual example
stupid作名词时通常用于口语，带有贬义。
Don't be such a stupid.
别这么傻了。
直接称呼对方，语气强烈，可能冒犯。
You stupid! You broke my phone.
你这个笨蛋！你摔坏了我的手机。
grammar · medium
易错句子There are many stupids in this class.
正确表达There are many stupid people in this class.
英语中，名词'stupid'指人时通常不用规则复数'stupids'，而用'stupid people'或'fools'更自然。
grammar · medium
易错句子You are so a stupid.
正确表达You are such a stupid.
冠词位置错误：'so'修饰形容词，后跟冠词时应用'such a + 名词'结构；'so a'不符合英语语法。
作为名词，指智力超常的人，与‘蠢人’相对
作为名词，指有高智力的人，与‘笨蛋’相对
fool 强调缺乏判断力或容易被骗的人；而 stupid 更侧重智力低下或愚笨
idiot 语气比 stupid 更强，带有侮辱性，指智力极低的人
彻头彻尾的傻瓜
He is a complete stupid for believing that lie.
他相信那个谎言，真是个彻头彻尾的傻瓜。
十足的笨蛋
Don't be a total stupid; think before you act.
别做十足的笨蛋，行动前先想想。
真正的傻瓜
She called him a real stupid after his mistake.
她在他犯错后叫他真正的傻瓜。
这样一个笨蛋
I've never met such a stupid.
我从没见过这样一个笨蛋。
表现得像个傻瓜
Stop acting like a stupid and listen to reason.
别表现得像个傻瓜，听听道理。
叫某人傻瓜
It's rude to call someone a stupid.
叫别人傻瓜是不礼貌的。
n. ← stupid + -ity
adv. ← stupid + -ly
无知常导致愚蠢的言行
粗心大意往往与愚蠢行为相关联
缺乏能力常被视为愚蠢的表现
容易上当受骗是愚蠢的特征之一
天真幼稚有时被误解为愚蠢
蠢人做蠢事。
A famous line from the movie 'Forrest Gump', spoken by Forrest's mother to teach him not to let others define his intelligence.
电影《阿甘正传》中的著名台词，由阿甘的母亲说出，教导他不要让别人定义自己的智慧。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY, WORDNET.