革故鼎新

gégùdǐngxīn

discard the old and introduce the new

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ge2 gu4 ding3 xin1

to discard the old and introduce the new (idiom); to innovate

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革故鼎新

gé gù dǐng xīn

（破除旧的， 建立新的） discard the old ways of life in favour of the new; abolish what is old and establish in its place the new order of things; reform the set rules to create sth. new; destroy the old and establish the new; drop old habits and reform; make general reforms

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革故鼎新|革故鼎新 [gé gù dǐng xīn] ► to discard the old and introduce the new (idiom); to innovate