Read Edit View history 殚精竭虑 dānjīngjiélǜ rack one's brains Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 殚精竭虑/ 殫精竭慮 dānjīngjiélǜ rack one's brains idiom · to exhaust one's thoughts and ingenuity to solve a problem or achieve a goal 他为这项科研项目殚精竭虑，终于取得了突破性进展。 Edit Delete References Add reference No references for this word.
殚精竭虑/ 殫精竭慮 dānjīngjiélǜ rack one's brains idiom · to exhaust one's thoughts and ingenuity to solve a problem or achieve a goal 他为这项科研项目殚精竭虑，终于取得了突破性进展。 Edit Delete