n.禮貌;好意
They showed us every courtesy. 他們對我們彬彬有禮。
Bill did me the courtesy of answering the question. 比爾很有禮貌地回答我的問題。
Thank you very much for your courtesy. 承蒙您的好意,甚為感謝。
Not to do so would show a lack of courtesy. 不這樣做就會有失禮之嫌。