冰冻三尺，非一日之寒
bīng dòng sān chǐ , fēi yī rì zhī hán

Translation

  • three feet of ice does not form in a single day (idiom)
  • Rome wasn't built in a day

Examples

  • 冰冻三尺，非一日之寒。
    Rome was not built in a day.
Chinese Tones