teacher's kindness; debt of gratitude to one's teacher
Refers to the benevolence or kindness received from a teacher, often implying a sense of indebtedness. Somewhat formal and literary.
To repay his teacher's kindness, he chose the path of teaching.
卒業式で、生徒たちは師恩に感謝の言葉を述べた。
At the graduation ceremony, the students expressed gratitude for their teachers' kindness.