What does a doctor's disciple mean?

A doctoral student refers to a graduate student who is studying for a doctoral degree, that is, a so-called "doctoral student". In the traditional culture of China, the word "disciple" is used to refer to the young people educated and trained by a master or celebrity. In the modern education system, "doctoral students" have higher requirements and expectations for knowledge and scientific research ability, and they should gain broader and deeper cognition and development through their own continuous efforts and practice.