created sense approved 殚精竭虑/殫精竭慮 · dānjīngjiélǜ · to rack one's brains — "Initial import from upstream dictionary"
殚精竭虑 / 殫精竭慮
dānjīngjiélǜ
to rack one's brains
to exhaust one's thoughts and energy; to devote oneself entirely to thinking through a problem or project
殚 (literal) → 殚/殫 · dān · to exhaust 精 (literal) → 精 · jīng · energy 竭 (literal) → 竭 · jié · to exhaust 虑 (literal) → 虑/慮 · lǜ · to consider
Changed: simplified, traditional, gloss, definition, pinyin, variant pinyin, variants, separable parts, decomposition