プログレッシブ和英中辞典(第4版)の解説
とく【説く】
❶〔説明する〕explain ((to a person; that; wh-))；《文》 expound
先生はこの点を詳細に説いた
The teacher explained the point at length.
この原理を説いた本
a book that explains [expounds] this principle
❷〔教え諭す〕preach ((to; that))；〔提唱する〕advocate ((doing))
人の道を説く
preach morality
彼は息子の誤りをこんこんと説いた
He explained earnestly to his son what was wrong with his behavior.
学者たちは新しい外交政策の必要性を説いている
Scholars advocate the necessity for new foreign policies.
❸〔説得する〕
彼を説いて辞意を翻させた
I 「talked him out of [《文》 dissuaded him from] resigning.
社長を説いて新方式を採用してもらった
I 「persuaded the president to adopt [talked the president into adopting] a new system.