egg on one's face字面意思是“鸡蛋在某人的脸上”，而本意则是指“丢脸、尴尬，出丑，难堪”。这个短语的来源说法不一，有人说是因为马戏团的演员们表演很失败，被人当众扔鸡蛋。

【例句】
He had egg on his face for he lost the game to a child。
他在比赛中输给了一个小孩，感觉很难堪。

I was completely wrong, and now I have egg on my face.
我完全错了，现在我很懊悔。