弄错了

• stand in error
• be in error

例句

1. 如果你认为她是故意粗鲁无礼，那你就弄错了。
   If you thought she intended to be rude, you were mistaken.
2. 那个聚会落得一场空，因为请帖上的日期弄错了。
   The party was a total fiasco because the wrong date was given on the invitations.
3. 你们不能逮捕我！一定是弄错了！
   You can't arrest me! There must be some mistake!