用心良苦 yòng xīn liáng kǔ 🔊 to ponder earnestly + Keep this word Meanings yòng xīn liáng kǔ to ponder earnestlyto give a lot of thought to sth Its characters 用yòngto use; to make use of; to employHSK 3心xīnheartHSK 4良liánggoodHSK 7–9苦kǔbitterHSK 4