What do you mean by blood? The origin of idioms and the explanation of detailed words

The phonetic notation is ㄒㄧㄝˇㄑㄧˋㄈㄤㄤㄤㄤㄤㄤㄤㄤㄤㄤ. Afraid that the old general will get close to him, wouldn't he miss the master's event? The Book of the New Tang Dynasty (volume 127) Biography of Zhang: "Yesterday, Ma Zhou began to travel, respecting his master, and his blood was strong, so Taizong used it. He can do his best, but he is only fifty years old. "Han Yangzhong Ma Liao Shu": "Huang Menlang is young, hot-blooded, and has no long-term retreat, but he wants to be a light-hearted guest. Blood gas interpretation: energy; Party: positive; Gang: strong. Describe young people as energetic. Describe young people who are energetic and impulsive. Also known as "vigorous qi and blood", "vigorous qi and blood" and "abundant qi and blood". Son Gan Yang is a mother and brother who mourned for the public. He is 19 years old this year and has just taken up the post of Rong Yu of the Chinese Army. His blood is boiling and he has never been to the battlefield. (Ming? Feng Menglong's Biography of the Eastern Zhou Dynasty (Chapter 60) adopts the subject-predicate type; As predicate and attribute; Words with similar compliments are young and energetic, while words with similar compliments are old and lifeless.