笨蛋用英语怎么写?
fool
n. 傻瓜，愚人，笨蛋；
vt. 欺骗，愚弄，戏弄；
vi. 开玩笑，犯傻。
例句
\"You fool!\" she shouted.
“你这个笨蛋！”她叫道。
Your brother is making a fool of you.
你哥哥在戏弄你呢。
Can\'t you see she\'s making a fool of you?
难道你不明白她是在愚弄你？
He is not half such a fool as they think.
他远不是他们以为的那么傻。
Isabelle was a frivolous little fool, vain and flighty.