吐故納新

tǔgùnàxīn

exhale the old and inhale the new; get rid of the stale and take in the fresh

* * *

tu3 gu4 na4 xin1

lit. to breathe out stale air and breathe in fresh (idiom, from Zhuangzi 庄子); fig. to get rid of the old and bring in the new

* * *

吐故納新|吐故纳新 [tǔ gù nà xīn] ► lit. to breathe out stale air and breathe in fresh (idiom, from Zhuangzi ↑庄子); fig. to get rid of the old and bring in the new