殚精竭虑
Word
to exhaust one's thoughts and ingenuity (idiom); to think sth through thoroughly
- Traditional
- 殫精竭慮
dān jīng jié lǜ
dan1jing1jie2lv4Meaning
- to exhaust one's thoughts and ingenuity (idiom); to think sth through thoroughly CC-CEDICT
- to rack one's brains CC-CEDICT
- to leave no stone unturned CC-CEDICT