created sense approved 殚精极虑/殫精極慮 · dānjīngjílǜ · to rack one's brains — "Initial import from upstream dictionary"
殚精极虑 / 殫精極慮
dānjīngjílǜ
to rack one's brains
to exhaust one's thoughts and ingenuity; to think something through thoroughly or leave no stone unturned
殚 (literal) → 殚/殫 · dān · to exhaust 精 (literal) → 精 · jīng · energy 极 (literal) → 极/極 · jí · to reach the limit 虑 (literal) → 虑/慮 · lǜ · to consider
Changed: simplified, traditional, gloss, definition, pinyin, variant pinyin, variants, separable parts, decomposition