苦功 Save Sign in to save words kǔgōng ㄎㄨˇ ㄍㄨㄥ hard work laborious effort painstaking work Character by character 苦(kǔ)bitter 功(gōng)meritorious deed or service Other words read kǔgōng In the same tone 苦工 A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0