Dictionary Entry: 呕心沥血
Word
Pinyin
呕心沥血
ǒu xīn lì xuè
lit. to spit out one's heart and spill blood (idiom) ꞏ to work one's heart out ꞏ blood, sweat and tears
lit. to spit out one's heart and spill blood (idiom) ꞏ to work one's heart out ꞏ blood, sweat and tears
