前功尽弃 (前功盡棄) qián gōng jìn qì

qián gōng jìn qì set phrase to waste all one's previous efforts; all that has been achieved goes down the drain
Domain: Idiom 成语 , Subdomain: , Concept:
Notes: (CC-CEDICT '前功盡棄')

Word is mentioned most frequently in

Truncated for common words