堕云雾中

[成语]
duò yún wù zhōng

[含义]
堕：落下。落入迷茫的云雾中间。比喻迷惑不解。

[来源]
南朝·宋·刘义庆《世说新语·赏誉》：“王仲祖刘真长造殷中军谈，谈竟俱载去，刘谓王曰：卿故堕其云雾中。”


[英文]
be completely at a loss as in a fog