means that the mind is single-minded. "The Story of the Three Kingdoms Wei Zhi Liu Shao": "Thieves are new, and their hearts are sharp." The divertimento of Liang Chenyu's "The Second Offender's Moon Height and Ji Qing" in Ming Dynasty: "I miss Fang Qing's heart and mind, and I do my best to change mountains and seas, and I am expected to be famous everywhere." Qing Chen did "Answer to Xiaoshan's Letter to Become a Husband": "Everything is practical, and the heart is dedicated, and the future achievements may be immeasurable."
word decomposition
explanation of heart: the organ in charge of blood circulation in human and higher animals (commonly known as "heart"): pericardium. Heart rhythm. Heart failure. Palpitation. Central, hub, main: confidant. Center. Habitually refers to the organs of thought and the situation of thought, feelings, etc.: psychology. Heart melody Soul-stirring Heart. Heart. Sincerely. Deliberate interpretation is simple, unique and focused on one thing: expertise. Special envoy Concentrate. Monopolistic mastery and possession: patent. Special car. Proprietary Arbitrary. Last name. Blog head: 1.