Refers to the most important or central point of a discussion, presentation, or argument.
彼の話の主要点は何でしたか？
What was the main point of his talk?
この章の主要点をまとめてください。
Please summarize the main points of this chapter.
Compound of 主要 (shuyō, 'main, principal') and 点 (ten, 'point').