have egg on one's face可不是“鸡蛋在某人脸上”，真实含义是“使显得愚蠢，出丑，丢脸”。

【例句】
Tom had egg on his face after he gave the wrong folder to the general manager.
汤姆丢脸了，他把错的文件夹拿给了总经理。

They were left with egg on their faces when only ten people showed up.
只有十人到场，他们感到很丢面子。