created sense approved 劳心苦思/勞心苦思 · láoxīnkǔsī · to rack one's brains — "Initial import from upstream dictionary"
劳心苦思 / 勞心苦思
láoxīnkǔsī
to rack one's brains
to rack one's brains; to think hard
劳心 (literal) → 劳心/勞心 · láoxīn · to tax one's mind 苦思 (literal) → 苦思 · kǔsī · to think hard
Changed: simplified, traditional, gloss, definition, pinyin, variant pinyin, variants, separable parts, decomposition