Read Edit View history 苦心积虑 kǔxīnjīlǜ to take great pains Origin Definitions Defs Strokes Stroke Words Sentences Sents 苦心积虑 苦心積慮 kǔxīnjīlǜ to take great pains To rack one's brains; to exhaust one's thoughts and planning over a long period of time. Cross-References Synonym 费尽心思 fèijìnxīnsi
苦心积虑 苦心積慮 kǔxīnjīlǜ to take great pains To rack one's brains; to exhaust one's thoughts and planning over a long period of time. Cross-References Synonym 费尽心思 fèijìnxīnsi