experienced doctor
Jiuzhebang is a Chinese word, pronounced Ji ǔ zh é B ì, which is interpreted as multiple broken arms.
Nine fold arm (Ji ǔ zh é B ì). He broke his arm many times and became familiar with medical theory after repeated treatment. Metaphor is rich in experience. source: the Warring States period, Chu and Qu Yuan. Nine chapters, Xi chanting (Xi chanting to the end of Min XI): "nine folded arms to become a doctor, I still know it's true." Wang Yi's note: "a person with nine fold arms can become a good doctor if he has more experience in prescriptions."
experienced doctor
breaking an oath almost before it is made - kǒu xuè wèi gān