下狠心 xià hěn xīn 🔊 to resolve (to do sth); to toughen up + Review this word Meanings xià hěn xīn to resolve (to do sth); to toughen up Its characters 下xiàunder; below; downHSK 1狠hěnruthless; fierce; ferociousHSK 6心xīnheartHSK 4