殚精竭虑 | Chinese meaning

殚精竭虑【dān jīng jié lǜ】

to exhaust one's thoughts and ingenuity (idiom); to think sth through thoroughly
to rack one's brains
to leave no stone unturned

to exhaust one's thoughts and ingenuity (idiom); to think sth through thoroughly
to rack one's brains
to leave no stone unturned

含义utmost, entirely, quite; use up

拼音dān

HSK 33

含义essence; semen; spirit

拼音jīng

HSK 7-9

含义put forth great effort; exhaust

拼音jié

HSK 4

含义be concerned, worry about

拼音lǜ