"knucklehead" in Chinese (Traditional)
笨蛋傻瓜
Definition
形容一個傻乎乎或愚笨的人，通常是友好或開玩笑的語氣，而非真正侮辱。
Usage Notes (Chinese (Traditional))
很隨意和玩笑，通常對熟悉的人說，類似『傻瓜』。不是嚴重批評，不建議對陌生人說。
Examples
Don't be a knucklehead and forget your homework again.
別當個**笨蛋**，再忘了功課。
His sister called him a knucklehead after he dropped the cake.
他妹妹在他掉了蛋糕後叫他**笨蛋**。
It's just a joke, you knucklehead!
只是個玩笑，你這個**傻瓜**！
You locked your keys in the car again? What a knucklehead!
你又把鑰匙鎖車裡了？真是個**笨蛋**！
Sometimes my brother acts like a total knucklehead, but I still love him.
有時候我哥哥真的很**傻瓜**，但我還是愛他。
Only a knucklehead would try to fix the TV with a hammer.
只有**笨蛋**才會用錘子修電視。