Sorry, I must have dialled the wrong number.

对不起，我一定是拨错电话号码了。

《牛津词典》

I must have copied your phone number down wrong so that I can only write an e-mail to contact you.

我一定是把你的电话号码抄错了，所以我只能给你发电子邮件联系你了。

youdao

I think she lives at number 44, but I could be wrong.

我想她是住在44号，不过我可能记错了。

《牛津词典》

On a day like this I was waiting for them to arrive and they called the wrong phone number to verify.

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