noun
honor student; model student; prize pupil
Refers to a student with excellent grades and conduct, often used in school contexts. Can also be used figuratively for someone who follows rules perfectly.
彼女はクラスで一番の優等生だ。
She is the top honor student in the class.
優等生タイプの人は、時に融
People who are the model-student type can sometimes be inflexible.