fēi​yī​rì​zhī​gōng

not the work of a single day

  1. not be
    to not be; to not belong to; equivalent to shì in its negative form
  2. one day (duration)
    a full day and night; twenty-four hours
  3. zhī particle
    [possessive]
    Connects a describing word or phrase to the noun it describes, similar to de but used in formal or literary writing.
  4. gōng verbnoun
    achievement
    achievement; result; success; a positive outcome from effort