如果他爸爸说他是一个笨蛋，那么他就一定是一个笨蛋。

If his father said that he was a stupid person, then he must be stupid.

youdao

苏联人生活在一个笨蛋天堂里吗？

Were the Soviets living in a fool's paradise?

youdao

后来与一个笨蛋多纠缠，(注2)。

And later had much trouble from a fool.

youdao

Phineas Gage is the classic Intro Psych example an extremely poor guy, poor schmuck.

他是经典心理学例子简介,一个非常可怜的家伙，可怜的笨蛋。

耶鲁公开课 - 心理学导论课程节选

He's a bungling or evil or bad god.

他是一个笨蛋或邪恶的上帝。

耶鲁公开课 - 新约课程节选