在线词典殚精竭虑殚:竭尽;虑:思虑。形容用尽心思。拼音dān jīng jié lǜ解释殚:竭尽;虑:思虑。形容用尽心思。近义词费尽心机、煞费苦心、处心积虑反义词敷衍塞责英文释义to exhaust one's thoughts and ingenuity (idiom); to think sth through thoroughly; to rack one's brains; to leave no stone unturned