答非所问
dá​fēi​suǒ​wèn

to give an irrelevant answer

  1. 答 dá verb
    to answer
    To answer, reply, or respond to a question or statement
  2. 非 fēi verb
    not be
    to not be; to not belong to; equivalent to 是 shì in its negative form
  3. 所 suǒ particle
    [relative]
    Used before a verb to form a noun-like phrase representing the object of the action, meaning "that which" or "what".
  4. 问 問 wèn verb
    to ask
    to ask; to inquire; to request an answer from someone