Read Edit View history 苦思冥想 kǔsīmíngxiǎng rack one's brains Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 苦思冥想 · kǔsīmíngxiǎng · rack one's brains 2026/03/04 苦思冥想 kǔsīmíngxiǎng rack one's brains To think long and hard; to rack one's brains. 他苦思冥想了好几天，终于想出了解决办法。 idiom created sense Mar 4, 2026, 02:25 AM