对不起，你打错电话了。

Sorry, you have the wrong number.

Source: Tatoeba

Sentence Composition

=1 对不起 duìbuqǐ
  1. I'm sorry; excuse me; I beg your pardon
  2. to let (sb) down; to disappoint
=1 对不起 duìbùqǐ
  1. sorry; excuse me
  2. to cause someone embarrassment; to screw someone over; to do something to a person that would demand an apology later on; to let down
=2 你 nǐ you (informal, as opposed to courteous 您 nín)
=2 你 nǐ you (Note: In Taiwan, 妳 is used to address females, but in mainland China, it is not commonly used. Instead, 你 is used to address both males and females.)
3 打错 dǎcuò
  1. to err
  2. to dial a wrong number
  3. to make a typo
4 电话 diànhuà
  1. telephone
  2. phone call
  3. phone number

classifiers: 部, 通
=5 了 le
  1. (completed action marker)
  2. (modal particle indicating change of state, situation now)
  3. (modal particle intensifying preceding clause)
=5 了 liǎo
  1. to finish
  2. (used with 得 dé or 不 bù after a verb to express (im)possibility, as in 忘不了 wàngbuliǎo "cannot forget")
  3. (literary) (usually followed by a negative such as 无 wú or 不 bù) completely (not); entirely (not); (not) in the least
  4. to understand clearly (variant of 了 liǎo)
=5 了 liǎo
  1. (of eyes) bright
  2. clear-sighted
  3. to understand clearly
=5 了 liào unofficial variant of 瞭 liào