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Open the tool →沥血叩心 (lì xuè kòu xīn) is a Chinese idiom (chengyu) meaning “to pour out one's heart with utmost sincerity and earnestness”.
沥血叩心 is pronounced lì xuè kòu xīn in Mandarin Chinese.
Literally, 沥血叩心 means “Drain blood and knock on heart”. It is used to mean “to pour out one's heart with utmost sincerity and earnestness”.
剖露心胸。比喻竭尽忠诚、恳挚的心意。