过一日是一日
guò​yī​rì​shì​yī​rì

living day to day

  1. 过 過 guò verb
    to spend
    to spend or pass time; to live one's life; to celebrate a holiday or festival
  2. 一日 yī​rì noun
    one day (duration)
    a full day and night; twenty-four hours
  3. 是 shì verb
    to be
    to be; to correspond to; connects a subject to its identification, characterization, or identity
  4. 一日 yī​rì noun
    one day (duration)
    a full day and night; twenty-four hours