I was the doofus that got stuck in the men's room.

我就是被困在男厕所里的笨蛋。

She would be so miserable tagging along after this insensitive doofus.

她跟着这蠢蛋不会快乐的.

You probably thought, “What kind of doofus can’t add a few numbers without moving his mouth?”

你可能会想，“这是个怎样的傻瓜啊！嘴皮子不动脑子就动不了么？”