Cách sử dụng
A doctorate is a very advanced degree that someone can earn after they finish their university studies. It is the highest level of education someone can achieve. People who have earned a doctorate are called "doctors" and it is usually indicated with the letters "PhD" after their name. People can earn a doctorate in many different subjects, such as mathematics, engineering, philosophy, and more. It is most commonly used in academic and professional settings, such as universities, research institutes, and certain careers like medicine or law.