汰舊換新 [－旧换－]

Jyutping taai3 gau6 wun6 san1
Pinyin tài jiù huàn xīn

Definitions (CC-CEDICT)
  1. out with the old and in with the new (idiom)
Definitions (Wiktionary)
  1. phrase, idiomatic
    to eliminate the old and replace them with the new
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）